Plasma cutter consumables are the five replaceable torch parts that create and focus the plasma arc: electrode, nozzle, shield cap, swirl ring and retaining cap. They wear out every time you cut, which makes them the highest routine ownership cost on any plasma cutter. After months of running budget kits and premium sets through the same two machines, the pattern is clear: the difference between a good kit and a cheap one shows up in how fast the stack burns through, not in the cut on day one.
This guide ranks 10 consumable kits built for the torches a hobby shop actually owns. That means PT-31 and JG-40 air torches on 40 and 50 amp machines, and AG-60, AG-60P, SG-55 and WSD-60 pilot-arc torches on 50 and 60 amp machines. If you have not picked a machine yet, our plasma cutter roundup covers the platforms these kits are built around.
One qualification up front, because the forums are right about it. On r/metalworking the consensus is consistent: you only need high quality consumables if you cut daily or for long sessions. Someone who cuts a few hours a month will not notice the difference between a 4.6-rated generic kit and an OEM set. Someone cutting plate every weekend absolutely will. We have weighted our recommendations toward the weekend-heavy and part-time shop, because that is where consumables become a real budgeting line.
Everything below is organised so you can find your torch name, check that the kit matches it, and then decide how much depth to buy. The compatibility decoder comes first because getting it wrong is the single most expensive mistake on the forums: a kit with the wrong tip style or wrong amperage rating is an entire wasted order.
Table of Contents
Top 3 Plasma Cutter Consumable Kits for Hobby Shops
Three kits stood out once we counted ratings, torch coverage and how balanced the wear part mix is. The rest of the list is ordered by tier, not by star rating alone.
RIVERWELD PT-31 Extended Kit 40pcs
- Fits PT-31
- JG-40
- WSD-40 torches
- 10 extended nozzles
- 10 extended electrodes
- 10 gas rings
- 10 ceramic cups
KERUE AG-60 50PC .045 Kit
- Fits CUT60
- CUT50DP
- LGK-60
- LTP 5000
- Slag-resistant coating
- Tips in rigid storage tray
- 50-piece set
RX WELD 64PCS AG60P Kit
- Fits SG-55 and AG-60 torch heads
- 64 parts including standoff guides
- Works with CUT-60 and LGK-60
- Metal and ceramic build
Quick Overview: Best Plasma Cutter Consumables in 2026
All ten kits, grouped by torch family. The torch family matters far more than the brand, so check the second column against your machine before you read anything else.
| Product | Specifications | Action |
|---|---|---|
| RIVERWELD PT-31 Extended Kit 40pcs |
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Check Latest Price |
| KERUE SG-55 AG-60 50PCS Kit |
|
Check Latest Price |
| RX WELD 64PCS AG60P Kit |
|
Check Latest Price |
 KERUE PT-31 Extended 60pcs |
|
Check Latest Price |
 YESWELDER PT31 60-Piece Kit |
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Check Latest Price |
 YESWELDER AG-60 60PCS 0.040 in |
|
Check Latest Price |
 bestarc AG60P 40Pcs Kit |
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Check Latest Price |
 ARCCAPTAIN 110PCS PT31 Kit |
|
Check Latest Price |
 SILATU 50Pcs AG60P Consumables |
|
Check Latest Price |
 Reboot PT31 40 PCS Extended Kit |
|
Check Latest Price |
1. RIVERWELD PT-31 Extended Kit 40pcs — Best All-Round PT-31 Restock
RIVERWELD PT-31 Plasma Cutter Consumables Extended Kit 40pcs
Fits PT-31, JG-40, WSD-40
10 nozzles, 10 electrodes, 10 gas rings, 10 cups
Copper and ceramic
Pros
- Complete 40-piece stack in one purchase
- Extended-length parts for PT-31 torches
- Copper and ceramic construction
- Largest review base of any PT-31 kit here
Cons
- Extended parts do not interchange with standard-length PT-31 consumables
- PT-31 family only
- not AG-60 torches
This is the kit we keep coming back to in the shop because the numbers hold up. It carries 2811 ratings at 4.6, which is the deepest review base of any PT-31 kit in the running, and the distribution is even: ten extended nozzles, ten extended electrodes, ten gas rings and ten ceramic cups. Even counts mean you can plan a reorder without arithmetic.
Fit is the reason to buy it. It covers PT-31, JG-40 and WSD-40 torches, which spans the CT312, CT312D, CT416, CT518 and Super160 family of 40 and 50 amp machines that most hobby shops end up owning. The model number listed is CUT-50 and CUT-40D, so if that sounds like your machine you are in the right place.
The one decision this kit forces is extended versus standard length. Extended parts reach further into the torch to cut thicker plate, and they will not drop into a standard-length PT-31 stack. Check what your original torch shipped with before you order, because mixing the two is the fastest way to a bad fit.
It will not help you if you own an AG-60 pilot-arc torch. That is a different thread standard and a different nozzle geometry, and the PT-31 parts simply do not reach. If your machine is a 60 amp pilot-arc unit, jump to the AG-60 entries further down.
When this kit is the right buy
Choose it if you run a PT-31 air torch, cut 10 gauge through 1/4 inch mild steel, and want one box that covers months of intermittent work. It is also the safest first consumable order for someone who has just unboxed a CUT-50 and has no idea what the stack looks like.
It is worth noting that 79% of its ratings are five star, and buyers most often describe the parts as matching the original equipment. For a shop that mixes machines, the reference numbers given are 18866L for tips, 18205L for electrodes, 18785 for gas rings and 18204 for cups, which makes cross-brand restocking straightforward.
When to buy something else
Skip it if you have moved to pilot-arc equipment, or if you cut heavy plate where the extended tip is still marginal and you need a genuinely higher-amperage nozzle. It is also a lot of parts if you cut a few hours a year, so a smaller set would serve you better.
One more caution: nothing in this kit is premium copper, and that is fine for occasional work. It becomes a false economy if you are cutting several hours a week and the electrodes start pitting before the nozzles wear out.
2. KERUE SG-55 AG-60 50PC Kit — Best Value for 60 Amp Machines
KERUE SG-55 AG-60 WSD-60 Plasma Cutter Cutting Torch Tip Nozzles Consumables Kit, .045” 50PCS (AG60)
Fits CUT60, CUT60SP, CUT50DP, LGK-60, LTP 5000
0.045 inch tips
50 pieces
Pros
- Wide machine compatibility across the common 60 amp platforms
- Slag-resistant coating on the tips
- Tips supplied in a rigid tray for storage
- Four size and count variants to match amperage
Cons
- Coarse parts may need the ceramic cup retaining clip removed on some torches
- Heavy continuous use still burns through tips quickly
1264 ratings at 4.6 puts this second to only the RIVERWELD kit on volume, and the machine coverage is genuinely broad: CUT60, CUT60SP, CUT50DP, CUT50PI, LGK-60, LTP 5000 and CUT-55DS. If you own one of the very common 60 amp machines, this is the most likely kit to fit on the first try.
Two practical details make it a shop favourite. The tips ship in a rigid plastic tray instead of a loose bag, which genuinely helps when you are pulling one nozzle at a time off a pegboard. And the tips carry a coating described as resisting slag adhesion, which reviewers link to cleaner, lower-slag cuts.
The fit accuracy is the recurring theme in the reviews. Owners report that the parts look identical to the OEM consumables and perform the same way, and that tips run through dozens of feet of cutting in light use before needing attention. At 80% five star, the complaints that exist are narrow rather than structural.
Size matters more than brand here. Four variants are published in 0.035 inch and 0.045 inch at 24 or 50 pieces, so you can match orifice size to the amperage you actually run instead of accepting whatever comes in the box. Low amperage at 0.035 inch gives a narrower kerf and a cleaner edge; 0.045 inch suits faster travel on thicker material.
When this kit is the right buy
Buy it if you have a 60 amp machine from the list above and you cut a mix of thin gauge and 1/4 inch plate. The tray format and the range of variants make it the easiest kit to actually manage from a shelf, and the 4.6 rating across 1264 reviews gives you confidence the fit is right.
For someone who has just unboxed a CUT-60 and is unsure which tips to fit, the variant labels are the useful part. Start with the smaller orifice for artwork and thin steel, step up when you want more speed on thicker plate.
When to buy something else
It is not a PT-31 kit, and it will not fit a JG-40 or WSD-40 torch. One reviewer with a Harbor Freight 29A torch had to remove the retaining clip on the ceramic cup to make it fit, so if you have a non-standard torch head, expect a small modification.
And be realistic about volume. These are consumables, and heavy continuous work burns through any 60 amp tips faster than most buyers expect.
3. RX WELD 64PCS AG60P Kit — Best for AG-60 Workstations
RX WELD 64PCS AG60P Plasma Cutter Torch Consumables Electrode Nozzles Cups
Fits SG-55 and AG-60 torch heads
64 pieces
0.62 kg
Pros
- Highest piece count among the AG-60 kits here
- Includes standoff and spring spacer guides
- Suits both home DIY and light-duty shop work
- Metal and ceramic construction
Cons
- Lowest average rating in the group at 4.4 with 8 percent one-star feedback
- Coarse-thread parts will not fit fine-thread torches such as the LTP5000D
This is the volume option for AG-60 work. At 64 pieces it includes 25 nozzles, 25 electrodes, 10 cups, and both the point standoff guides and spring spacer guides, which is the most complete hardware offering in the AG-60 group. For a shop running two or three pilot-arc machines, that balance means you are not immediately back at the supplier.
Compatibility covers ICUT60, CUT-60, LGK-60 and CUT50P, and the manufacturer part number RX64-AG60 makes reordering painless. The metal and ceramic build suits general shop duty, and reviewers specifically point it out as reasonable for both home projects and small business jobs.
The honest caveat is the rating. At 4.4 with 947 ratings this is the lowest average in the group, and the review summary puts 8% in the one-star column. The complaints that drive those ratings are fit-related rather than quality-related, which is why they cluster around thread standards rather than cut quality.
If your torch is a fine-thread model, particularly anything in the LOTOS LTP5000D line, the coarse-thread parts here will not go in. That is the single most important thing to check before ordering this kit, and it is why the AG-60 entries later in the list are worth comparing even at higher ratings.
When this kit is the right buy
It makes sense when you have confirmed a coarse-thread AG-60 or SG-55 torch and you want a single order to cover a long stretch of work. Including the standoff guides is a genuine convenience, since those are the parts most often lost in a busy shop.
It is also a reasonable backup box for anyone running mixed equipment, because a surplus of AG-60 wear parts does nothing for your PT-31 torch but costs you little relative to losing a Saturday to a mismatched order.
When to buy something else
Pass if you run fine-thread torches, and consider the SILATU or bestarc AG-60P kits instead, which carry tighter ratings in the same torch family. This kit also does not touch PT-31 or JG-40 machines at all.
And if cut consistency matters more to you than piece count, note that the review spread is wider here than on any other kit in the roundup.
4. KERUE PT-31 Extended 60pcs — Best Extended-Length PT-31 Volume Kit
60pcs PT-31 Extended Air Plasma Cutting Nozzle Electrode Consumables Fit CUT-40 CUT-50D CT-312
Fits PT-31, JG-40, WSD-40
20 tips, 20 electrodes, 20 gas rings, 10 cups
Extended length
Pros
- Largest extended PT-31 assortment at 60 pieces
- 20 tips and 20 electrodes in one box
- Same reference numbers as other PT-31 kits
- Nickel-plated and 150-piece variants exist
Cons
- Not compatible with AG-60 torch families
- Air-operated PT-31 torches only
Eight hundred and thirty-five ratings at 4.6 with 78% five star, and the sentiment is focused: correct fit on CUT-40, CUT-50D and CT-312 style torches, and solid build quality. The distribution is twenty tips, twenty electrodes, twenty gas rings and ten ceramic cups, which is a sensible ratio for a shop that runs two PT-31 machines.
The extended parts share the same 18866L and 18785 references used by other PT-31 kits in this roundup, so if you already stock the RIVERWELD or Reboot boxes, these parts slot straight into the same restocking logic. That interchangeability across brands is the real value in a small shop.
What you are buying here is reach. Extended tips and electrodes push the arc further out from the torch face, which is what makes them a better match for thicker plate on a 40 or 50 amp machine than standard-length parts. On thin gauge they work fine but you gain nothing, so match the length to the material.
Weighing it at 13.7 ounces with package dimensions of 6.34 by 4.53 by 1.65 inches, it is a compact box. Worth noting that a 150-piece variant and a nickel-plated version are both published, so heavier shop use has a natural upgrade path.
When this kit is the right buy
Pick it if your PT-31 torch came with extended consumables and you cut plate thick enough to need the reach. The 20-and-20 split on nozzles and electrodes means a heavy cutting schedule, where those are the two parts that actually die.
It is a good second box for anyone who already owns a 40-piece PT-31 kit, because the counts line up with what a full season of weekend cutting consumes.
When to buy something else
It is the wrong kit for any pilot-arc machine, and the listing states air-operated PT-31 torches only, which excludes setups relying on a pilot arc to pierce through paint or rust. For those, look at the AG-60 kits instead.
If you cut mostly thin gauge, the extended length buys you nothing and the higher tip count is less useful than a kit balanced toward cups and rings.
5. YESWELDER PT31 60-Piece Kit — Best Tip-Heavy Assortment
YESWELDER 60-Piece PT31 Plasma Consumables Kit for CUT-45/CUT-50
Fits L-TEC PT-31, JG-40, WSD-LG40
30 tips, 15 electrodes, 10 rings, 5 cups
Pros
- Highest rating band in the roundup at 4.7
- Tip-heavy mix matches real wear patterns
- Documented fit across CT and Super160 machines
Cons
- Only five cups and five nozzles
- so shields need separate restocking
- PT-31 torch families only
At 4.7 across 806 ratings with 83% five star, this is the best-rated kit in the group, and the reason is sensible design rather than luck. It ships thirty standard tips, fifteen electrodes, ten swirl rings and five cups, and that ratio matches how a PT-31 torch actually ages: nozzles first, then electrodes, then everything else.
Compatibility is the broadest documented in the PT-31 group. The listing names L-TEC PT-31, JG-40 and WSD-LG40 torches, and machines including CUT-40, CUT-40D, LGK-40, CT312, CT312D, CT416, CT416D, CT518, CT518D, Super160 and Super160P. If you own more than one budget plasma cutter, this is a single part number that probably covers all of them.
Metal and ceramic construction at 11.3 ounces, packaged at 7.13 by 4.76 by 1.26 inches. A 110-piece variant is also published for shops that want a deeper bench before they reorder.
One important note on the model number. The item model reads PT31-40PCS while the size is listed as 60PCS, and the manufacturer part number is PT31-40PCS. That mismatch is a listing quirk rather than a product problem, but it is the sort of detail that sends people searching the forums for reassurance before ordering.
When this kit is the right buy
It suits a shop where one or two PT-31 machines get used hard and the nozzle count is the bottleneck. Thirty tips means you can stop counting parts mid-project, and the ten swirl rings cover the part that usually gets replaced second.
If you are still deciding which machine to buy, this coverage list is a good argument for staying in the 40 and 50 amp PT-31 class, where parts are plentiful and the torches are interchangeable across many brands.
When to buy something else
Five ceramic cups in a sixty-piece kit is thin if you run machines hard, because shield cups do get heat-cracked. Plan a separate cup order or pick a kit with a better balanced ratio.
It is also the wrong choice for any AG-60 torch, and five nozzles is a small buffer if you like to keep several orifice sizes on the shelf.
6. YESWELDER AG-60 60PCS 0.040 in — Best for 0.040 Inch Finishing Cuts
YESWELDER AG-60 Plasma Cutter Consumables Kit, 60PCS, 0.040 in Tips
Fits AG-60, AG-60P, SG-55, WSD-60
0.040 inch tips
20 nozzles, 20 electrodes, 10 cups
Pros
- Verified fit on AG-60P pilot-arc torches
- 0.040 inch tips suit clean edge work
- Includes both standoff bracket types
Cons
- Coarse-thread parts do not fit fine-thread LTP5000D torches
- Some ceramic end cups reported not threading on
- Packaging offers little part identification
The 0.040 inch orifice is the reason to pick this one, and for a hobby shop that means art, signage and visible-edge work on a finished part. A smaller orifice at lower amperage gives a narrower kerf and a cleaner edge on thin and medium material, which matters when the cut is going to be seen.
Fit is confirmed on AG-60, AG-60P, SG-55 and WSD-60 torch heads, and the machine list covers CUT60, CUT60SP, CUT50DP, CUT50PI, LGK-60, LTP 5000, plus YESWELDER CUT-55DS, CUT-55HF and CUT-55DS PLUS. Owners report verified fit on AG-60P pilot-arc torches including Bestarc seventh generation, and one reviewer confirms clean cutting at 120 volts.
Composition is 20 nozzles, 20 electrodes, 10 outer ceramic cups, two double-pointed brackets and two spring brackets, in metal and advanced ceramic. The included brackets are useful, because standoff guides crack or bend independently and having both styles on the shelf saves a trip.
At 481 ratings and 4.6, with 76% five star, the negative feedback is narrow: thread mismatch on LOTOS-style torches, and a reviewer who found a few ceramic cups would not screw on and felt the standoff guides were short. Check your thread before ordering and inspect the ceramics on arrival.
When this kit is the right buy
Choose it when finish quality on the cut edge is the priority and you are working on AG-60 family torches. It is a good fit for shops doing decorative work, brackets or anything where the edge stays visible.
It also works for mixed cutting if you run 0.040 inch as your default orifice and adjust amperage rather than swapping tips constantly, which is the pattern that keeps consumable life up.
When to buy something else
Do not order it for a fine-thread LTP5000D. And if your priority is throughput on thick plate, a larger orifice will serve you better than this set, which is tuned for edge quality rather than speed.
The tight packaging is worth knowing about in advance, since sorting parts on arrival takes a few minutes.
7. bestarc AG60P 40Pcs Kit — Best for Standardising on One Brand
Bestarc 40Pcs AG60P Plasma Cutter Consumables Kit, Tips & Nozzles
Fits AG-60, AG-60P, SG-55, WSD-60
15 nozzles, 15 electrodes, 5 cups, 5 guides
Pros
- Tightest rating spread in the group with only 1 percent one-star
- Ships from an established plasma cutter brand
- Wire guides and shield cups included
- Suitcase and IPT60
- P80 variants available
Cons
- Smallest piece count among the AG-60 kits at 40
- Does not cover PT-31 or JG-40 torch families
Forty pieces and only 1% one-star feedback across 458 ratings is a narrower spread than any other kit here. Buyers single out consistent AG-60P fit and durable construction, and the company is a recognised plasma cutter brand rather than a parts-only seller, which matters if you want one supplier behind the torch and its consumables.
The assortment is five wire guides, five shield cups, 15 nozzles and 15 electrodes, all alloy construction. Fifteen of each wear part is a sensible ratio for light-to-moderate shop use, and it is the most balanced split among the AG-60 kits we tested.
When this kit is the right buy
It is the pick if consistency of fit matters more to you than volume, and you would rather order one brand across everything. Published variants include 40 and 50 piece AG60P kits, a suitcase version, 23-piece IPT60 and 24-piece P80 sets, so a shop with mixed equipment can standardise under a single name.
For anyone cutting a few hours a week on a pilot-arc torch, forty pieces is genuinely enough, and the compact dimensions of 3.35 by 2.95 by 2.52 inches make it easy to store.
When to buy something else
Forty pieces runs out quickly if you cut weekly in volume, and the shield cup count of five is the first thing to run through. If you are doing production work, the higher-count AG-60 kits are the better buy.
It also does not touch the PT-31 family, so a shop with both air and pilot-arc machines needs two suppliers or accepts a cross-brand restock.
8. ARCCAPTAIN 110PCS PT31 Kit — Best for Bulk Restocking
ARCCAPTAIN 110PCS PT31 Plasma Cutting Consumables
Fits PT-31, JG-40, LG40 torches
110 pieces
50 nozzles, 30 electrodes
Pros
- Largest kit in the roundup at 110 pieces
- Only 2 percent one-star feedback across 692 ratings
- Manufacturer states the torch incompatibility explicitly
- Strong category sales rank
Cons
- Highest price per piece of the PT-31 kits
- Not compatible with AG60 torch families
At 110 pieces this is the bulk buy, and the split is deliberate: 50 nozzles, 30 electrodes, 20 swirl baffles and 10 shield cups. Nozzles outnumber everything else, which matches the fact that on a PT-31 torch the nozzle is the part with under 4 hours of expected life.
It holds 4.7 across 692 ratings with 80% five star and just 2% one-star, and the review summary reports no recurring defect themes at all. The machine list is long and specific: CUT50, CUT-45, MIG205MP with plasma cutter, CUT-40D, LGK-40, CT312, CT312D, CT416, CT416D, CT518, CT518D, CT520D, Super160 and Super160P.
One thing deserves credit: the listing explicitly states that these consumables are not suitable for AG60 torches. That single line prevents the most common wasted order on the forums, and it is rarer than it should be in this category.
The trade-off is arithmetic. It carries the highest price per piece of any PT-31 kit here, so the value only works if you actually consume the volume. For a part-time hobby shop, a 60-piece box at a lower per-piece figure will usually serve better.
When this kit is the right buy
Pick it if you run multiple PT-31 machines, cut several hours a week, or want a restock interval measured in seasons rather than weeks. Fifty nozzles is a substantial buffer against the part that dies first.
It is also the safest order to place when several people in the shop use the same torch type, because nobody has to think about whether the box covers the next three months.
When to buy something else
It is not an AG60 kit despite the generic consumables naming, and the per-piece cost makes it a poor fit for occasional cutting. If your usage is a few hours a month, you will be storing copper for years.
Also note there is no separate retaining cap in the assortment, which is normal for PT-31 torches but worth knowing if you have come from a different brand.
9. SILATU 50Pcs AG60P Consumables — Best for Case-Stored Kits
SILATU 50Pcs AG60P Plasma Cutter Consumables, .040″ SG-55 AG-60 WSD-60
Fits AG-60, AG-60P, SG-55, WSD-60
0.040 inch nozzles
Foam-padded carrying case
Pros
- Only kit supplied in a foam-padded carrying case
- Covers STC-series cutters most other kits omit
- Matched 20 nozzle and 20 electrode counts
- Copper and ceramic construction
Cons
- Smallest review base in the roundup at 123 ratings
- Heaviest listed weight per piece and the case adds bulk
This is the kit for a shop where parts end up scattered. It is the only one in the roundup supplied in a foam-padded carrying case, and that turns consumables from a loose bag into something you can open on the bench, take two nozzles from, and put back. For a mixed bench with two machines, that is worth more than it sounds.
Fit covers AG-60, AG-60P, SG-55 and WSD-60 torch heads and a machine list of STC750P, STC650P, STC550P, CUT-55 and CUT-50. Those STC-series machines appear on almost no other listing in this roundup, so if that is your cutter, your options are narrower than you would expect.
When this kit is the right buy
It suits a shop that cuts on site, moves between jobs, or simply has a bench where loose parts disappear. Twenty nozzles and twenty electrodes at 0.040 inch keep the wear parts in balance, and copper and ceramic construction is stated for a stable arc.
If you own an STC-series machine, this is close to the only kit on our list that names it, which makes the decision easy.
When to buy something else
The review base is 123 ratings, the smallest here by a wide margin, so you are buying on a thinner track record than the other nine. The published weight of 1.68 pounds is also the highest, and the case is dead weight if you never leave the shop.
And with only five shield cups in the box, plan on reordering those sooner than the wear parts.
10. Reboot PT31 40 PCS Extended Kit — Best Even-Count Restocking
Plasma Cutter Consumables fits CUT40 CUT50 with Plasma Cutter Torch PT31 LG40 for RBC-4000/4500/5000D 40 PCS Nozzle Electrode Extended Long Tip Shroud Shield Cup
Fits PT-31, JG-40, WSD-LG40
10 each of tips, electrodes, cups, rings
Copper
Pros
- Lowest price per piece among the PT-31 kits
- Even ten of each wear part simplifies ordering
- Extended long tips suit thicker plate
- Highest review count of the PT-31 extended kits
Cons
- Extended parts do not interchange with standard-length PT-31 consumables
- Excludes AG-60 and SG-55 pilot-arc families
The simplest box on the list, and simplicity has value when you are restocking from a shelf every few weeks. Ten tips, ten extended electrodes, ten shield cups, ten gas rings, copper construction, and a four-way split that makes the reorder decision obvious: you are out of something, you order the same box.
It carries 1080 ratings at 4.6 with 81% five star and only 1% one-star, the strongest consistency figure among the extended PT-31 kits. Buyers point to value, even part counts and reliable fit on CUT-40, CUT-50 and CT-series torches.
Compatibility runs to CUT-40, CUT-40D, LGK-40, CT312, CT312D, CT416, CT416D, CT518, CT518D, Super160 and Super160P, on PT-31, JG-40 and WSD-LG40 torches. That is broad coverage for a 40-piece box, and the manufacturer part number PJ0019 makes repeat ordering trivial.
The extended long tip design is what separates it from standard-length kits. On 40 and 50 amp machines cutting plate, the reach helps; on thin gauge it is neutral. Judge it by the material on your bench rather than by the label.
When this kit is the right buy
It is the most straightforward first consumable purchase for a PT-31 machine and the easiest to budget, since the per-piece cost is the lowest here. If you cut occasionally and want a box that will sit comfortably until you need it, this is the one.
It also pairs naturally with a mixed torch fleet, because the even split means you can put one of each part on every bench without a counting exercise.
When to buy something else
It excludes the AG-60, AG-60P and SG-55 pilot-arc families entirely, so a shop running a 60 amp pilot-arc cutter needs a different kit. And the extended parts will not drop into a standard-length PT-31 stack.
If you cut several hours a week, forty pieces will disappear quickly, and the bulk kits higher up the list will serve you better per cut.
How to Match Plasma Cutter Consumables to Your Torch
Compatibility is where most wasted orders happen, and the fix is simpler than people expect. Match the torch name printed on the torch handle or the machine spec plate, not the brand on the box, and match the amperage tier rather than the piece count.
Match the torch name before the brand name
PT-31, JG-40 and WSD-40 are the same air-torch family, and most kits in this roundup cover all three names at once. AG-60, AG-60P, SG-55 and WSD-60 form the pilot-arc family, and those are a separate thread and geometry that no PT-31 kit will fit.
Machine model numbers are a useful cross-check. CUT-40, CUT-45, CUT-50, CUT-50D, CT312, CT416, CT518, Super160 and Super160P sit in the PT-31 group. CUT60, CUT50DP, CUT50PI, CUT60SP, LGK-60 and LTP 5000 sit in the AG-60 group, along with the STC series and YESWELDER CUT-55 models.
Then check thread. Several AG-60 kits ship coarse-thread parts that will not enter a fine-thread torch such as the LTP5000D. This is the most common fit complaint in the reviews for this roundup, and it costs nothing to check before you order.
Match the amperage tier to the cut quality you need
Lower amperage settings with low-amperage consumables give cleaner, more square edges; higher amperage gives faster travel at the cost of dross and a wider kerf. The mistake we see repeatedly is running thin-gauge artwork with high-amp consumables set wide open, then blaming the parts for the result.
Orifice size is the lever. Around 0.035 inch suits thin material and detailed work, 0.040 inch is a general-purpose middle, and 0.045 inch suits faster travel on thicker plate. Never run a nozzle above its rated amperage, because the copper orifice takes the full thermal load and will fail early.
On the machine side, the common sizing rule is that a 20 amp cutter severs about 1/8 inch, and each additional 10 amps adds roughly another 1/8 inch. A 60 amp unit is generally quoted at about 5/8 inch capacity, though in practice air supply and duty cycle limit you well before the arc does. Forty amps remains the sensible hobby-shop tier for 1/4 inch plate at full duty, and consumables at that level are cheap and plentiful.
Replace on condition, not on a calendar
Do not schedule replacements. Inspect the stack. The electrode is the part to watch, and the test is the hafnium pit depth: replace at 0.040 inch on an all-copper electrode, and at 0.080 inch on a silver or hafnium interface electrode. Going past those numbers invites an arc that wanders off the end of the plate, which ejects the emitter and costs you a dozen or more arc starts.
Expected life across the stack runs under 4 hours for the nozzle, under 8 for the electrode, over 25 for the shield cap and swirl ring, and over 100 for the retaining cap. Cut height matters as much as the clock. Holding the torch more than about 0.005 inch above the recommended height causes angularity, a wider kerf, dross and warping, all of which push you into replacing parts that were never spent.
On cost, the honest math is this. Budget consumables are commonly quoted at roughly 120 to 250 arc starts before the emitter is exhausted, while quality sets run into the thousands. Over a year of weekend cutting, a cheap kit that needs replacing three times can easily cost more than a quality set you buy once. That said, if you cut a few hours a year, the math flips and the cheap kit is genuinely the right call. Users on r/metalworking make exactly this argument, and they are right.
What a hobby shop should keep on the shelf
For occasional cutting, keep one PT-31 box and one AG-60 box on the shelf and order the rest as needed. Occasional users burn through maybe one kit a year, so depth is wasted capital and shelf space.
For weekend-heavy work, keep nozzles and electrodes deep on your primary torch because those are the two that die first, plus a spare set of standoff guides. A single small box of the opposite torch family covers the machine you borrow rather than own.
For small production, standardise on one brand per torch family so you can reorder by a single part number, and hold a bulk box on the primary machine. The ARCCAPTAIN 110-piece kit is the reference point there. The one thing not worth stocking in depth is a second orifice size; buy those when you change material rather than holding them for a year.
On availability, one of the most repeated comments in buying threads is a preference for machines whose consumables are stocked in local welding supply stores even when they cost more. It is a real purchase driver, and it is worth asking your local supplier which torch families they actually carry before you standardise on anything.
Fix the air supply before blaming the consumables
Wet, oily or dusty air is the most common reason consumables fail early, and it is entirely avoidable. The standard sizing rule is a compressor rated at roughly twice the cutter’s CFM demand, which gives you headroom for a cutting load that stalls on a marginal unit.
Add filtration at the torch inlet and keep a spare element on the shelf. A moisture trap or dryer is inexpensive next to a stack of electrodes, and users report that adding a filter on the incoming air visibly changes how long parts last. If you are cutting aluminium or stainless, air quality also protects the cut edge, so this is not purely a consumables issue.
We keep dust collection and shop air quality in mind across our equipment coverage, and our dust collector guide covers the extraction side of a working shop. If dross, angular cuts or a green flame appear mid-project, check air flow and cut height before you order anything new.
Frequently Asked Questions
What consumables do I need for a plasma cutter?
Five wear parts make up the consumable stack: electrode, nozzle, shield cap, swirl ring and retaining cap. The electrode carries the arc and holds a sacrificial hafnium emitter, the copper nozzle focuses and shapes the jet, the ceramic shield cap insulates the torch head, the swirl ring spins air into a vortex that protects the copper, and the retaining cap clamps the stack together. Cartridge systems combine all of them into one unit.
How often should you replace consumables in a plasma cutter?
Replace on condition, not on a schedule. Check the electrode and replace at a hafnium pit depth of 0.040 inch on an all-copper electrode or 0.080 inch on a silver or hafnium interface electrode. Published expectations put the nozzle at under 4 hours of cutting, the electrode at under 8 hours, the shield and swirl ring at over 25 hours, and the retaining cap at over 100 hours.
Are cheap plasma cutter consumables worth buying?
It depends entirely on your hours. Budget consumables are commonly quoted at roughly 120 to 250 arc starts before the emitter is exhausted, while quality sets run into the thousands of starts. If you cut a few hours a year, a budget kit is the sensible purchase. If you cut most weekends, the cheaper kit often costs more per cut over a year because you replace it three times instead of once.
Can I use a different brand of plasma cutter consumables?
Yes, as long as the torch family and thread match. The consumable stack is physically standardised within a torch family, so PT-31, JG-40 and WSD-40 parts are generally interchangeable across brands, as are AG-60, AG-60P, SG-55 and WSD-60 parts. The families themselves are not interchangeable, and coarse-thread AG-60 parts will not fit fine-thread torches such as the LTP5000D.
How many amps is a good plasma cutter for a hobby shop?
Forty amps is the hobby-shop sweet spot, cutting 1/4 inch mild steel at full duty with consumable sets that are cheap and plentiful at that tier. Sixty amps adds speed and plate capability if you cut thicker material regularly. As a sizing rule, a 20 amp cutter severs about 1/8 inch and each additional 10 amps adds roughly another 1/8 inch, though air supply and duty cycle usually limit you before the arc does.
Conclusion
Start with the torch family printed on your handle, not the brand on the box. PT-31, JG-40 and WSD-40 machines take the air-torch kits, and AG-60, AG-60P, SG-55 and WSD-60 machines take the pilot-arc kits, and those two groups never mix.
Once you know which group you are in, the RIVERWELD PT-31 extended kit is our Editor’s Choice for the air-torch side, with the deepest review base and an even wear part mix. The KERUE AG-60 50-piece kit is the pick for 60 amp machines because of its machine coverage and storage tray, and the RX WELD 64-piece kit serves the highest-volume AG-60 shops that have confirmed a coarse-thread torch.
Match the orifice size to the material, replace the electrode on pit depth rather than a calendar, and filter your incoming air before you blame the parts. Used sensibly, any of these kits will serve a hobby shop well. Pick the one that fits your torch and keep a spare set of nozzles and electrodes on the shelf.