Arc-Welding Supplies | McMaster-Carr

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1,980 Products

Fastening and Joining

Stick Electrodes

Flux coated for stability and speed when welding most metals

119 products

Stick Electrode Holders

Grip and position electrodes during stick welding

21 products

Stick Electrode Ovens

Store electrodes at their optimal temperature and keep them dry

4 products

Stick Welders

Form strong welds in everything from rusted pipes to heavy machinery out in the field

1 product

TIG Torch Collets

Grip tungsten electrodes for TIG welding

6 products

TIG Torch Accessory Kits

The fittings you need for welding, including collets, collet bodies, and nozzles

28 products

TIG Torches

Include a torch body and cable and hose assembly to plug into your TIG welder

57 products

TIG Torch Gas Diffusers

For more control and less waste, smooth the flow of shielding gas as it leaves TIG torch nozzles

15 products

TIG Torch Heads

Swivel or rotate to weld in hard-to-reach areas

10 products

TIG Torch Back Caps

Cover the part of an electrode that sticks out the back of TIG torches

5 products

TIG Welding Rods

Add extra metal while TIG welding to help flatten welds and hold workpieces together

298 products

Tungsten Electrode Grinders

For frequent and high quality TIG welding, quickly create a fresh point at the tip of electrodes

7 products

TIG Welding Rod Feeders

Advance TIG rods for controlled welds

1 product

TIG Torch Collet Bodies

Connect TIG torch nozzles to TIG torches

8 products

TIG Torch Nozzles

Direct the flow of shielding gas when TIG welding

61 products

TIG Torch Insulators

Seal between TIG nozzles and torches to stop gas from escaping and protect torch parts from heat

11 products

Tungsten Electrodes

Heat in TIG torches to create welds

80 products

TIG Welders

Everything needed for TIG welding except the shielding gas; TIG welds are stronger than MIG welds

5 products

TIG Torch Power Cable Adapters

Connect your power cable to your argon hose for TIG welding

3 products

TIG Torch-to-Machine Connectors

Link TIG torches and TIG welders

6 products

Tungsten Electrode Sharpeners

Heat electrodes and dip them to create a new point at the tip, which helps improve weld quality

1 product

TIG Torch Bodies

Attach collet bodies, collets, nozzles, and other components for TIG welding

32 products

Tungsten Electrode Stick-Out Gauges

Measure the distance tungsten electrodes stick out from your nozzle for consistent TIG welding

2 products

MIG Welding Wire

Use with MIG welders to fuse metals together

182 products

MIG Guns

Direct, start, and stop the flow of MIG welding wire and current to the spot you're welding

17 products

MIG Wire Lubricating Pads

Grease rough and rusty MIG welding wire so it feeds smoothly through your welder

1 product

MIG Gun Nozzles

Direct shielding gas towards welds and protect contact tips from molten metal

33 products

MIG Wire Cleaning Pads

Reduce weld spatter to produce neater welds by removing rust and dirt from welding wire

1 product

MIG Welders

Everything needed for MIG welding except the shielding gas; MIG welding is quicker than TIG welding

3 products

MIG Welding Liners

Guide MIG welding wire through the gun to the contact tip

8 products

MIG Gun Insulators

Protect MIG gun nozzles from heat and damage while welding

3 products

MIG Gun Contact Tips

Attach to MIG guns to guide welding wire and electric current to the weld site

17 products

MIG Gun Gas Diffusers

Evenly distribute shielding gas for high-quality MIG welds

10 products

Multiprocess Welders

Repair metal with a single machine that performs MIG, TIG, and stick welding

5 products

Welding Pliers

Perform a variety of welding tasks such as spatter removal and wire cutting

2 products

Welding Antispatter

Prevents weld spatter from sticking to contact tips, nozzles, and welding accessories

5 products

Welding Water Coolers

Circulate coolant through your torches to prevent damage and take fewer cooldown breaks

3 products

Welding Plates

Create a custom dam or mold to control metal flow while welding

8 products

Welding Wire Drum Cones

Snap onto drums to shield welding wire from slag and grinding dust that could weaken welds

3 products

Welding Cable Covers

Protect the cables on your MIG or TIG guns from weld spatter

6 products

Shims

Align and space components on shafts, or level machinery, cabinets, and doors

3 products

Containers, Storage, and Furniture

Stick Electrode Carriers

Protect your stick electrodes during transport

3 products

MIG Welding Wire Carriers

Protect MIG welding wire from humidity and rust

1 product

TIG Welding Rod Carriers

Store, protect, and organize your TIG welding rods

2 products

Tungsten Electrode Carriers

Store, protect, and organize your tungsten electrodes

1 product

Helmet Bags

Carry your helmet and shield it from scratches, dents, and rain

1 product

Chests

Secure equipment and supplies at jobsites; also known as job boxes

2 products

Creepers

Roll under low-clearance equipment to work while lying down

1 product

Welding Torch Holders

Secure welding torches when not in use

2 products

Electrical Power, Networking, and Controlling

Welding Cords

Quickly connect your welder to an electrode or other component, or ground your setup

10 products

Welding Cable

Resist abrasion while carrying current for welding

28 products

Power Cords

Connect equipment and devices to a power source

7 products

Power Connectors

Plugs, sockets, receptacles, and other connectors for powering equipment

20 products

Welding Cable Connectors

Plugs and sockets to deliver power to welding cable

13 products

Extension Cords

Extend the reach of power from an outlet

11 products

Fluid Handling

Flowmeters

Measure the flow rate of liquid or gas through your system

1 product

Measuring and Inspecting

Welding Gauges

Check alignment, corner dimensions, and other weld measurements

3 products

Fabricating and Machining

Welding Positioners

Mount workpieces for circular welds

7 products

Nozzle Tip Cleaners

Clear out residue from small openings, such as nozzles or torch tips

4 products

Lubricating

Coolants

Apply while machining to dissipate heat, remove shavings, and prevent corrosion

2 products

Material Handling

Carts

Transport objects around your facility

9 products

Lighting

Flashlights

Direct a beam of light to precisely where it's needed

1 product

Building and Machinery Hardware

Window Film

Apply to windows for privacy, insulation, less glare, and a lower chance of shattering

4 products

Safety Equipment

Safety Glasses

Shield your eyes from dirt, sunlight, lasers, and electrical and welding sparks

18 products

Curtain Partitions

Section off work spaces, locker rooms, and restricted areas

21 products

Coveralls

Shield your full body against dirt, rain, heat, chemical splashes, and electrical and welding sparks

1 product

Bandanas

Keep sun, dust, and sweat off your face

2 products

Heat-Resistant Blankets

Drape these blankets over machinery or hang them from walls to protect your workspace from sparks

35 products

Respirator Cartridges

Replace the cartridge on your respirator when breathing becomes difficult

4 products

Cape Sleeves

Protect your arms and chest from heat, flame, and weld spatter

2 products

Cape Sleeve Bibs

Snap onto cape sleeves to protect your stomach when welding

2 products

Chaps

Shield the front of your legs from cuts, radiant heat, flames, and welding sparks

1 product

Pants

Insulate your legs from dirt, cold, heat, rain, and electrical and welding sparks

1 product

Welding Pads

Cushion knees or brace elbows during long welding runs

1 product

Umbrellas

Compact, in-ground, vehicle-mount, and welding umbrellas

2 products

Safety Goggles

Fully protect your eyes from flying dust and debris or harmful infrared light during welding

13 products

Arm Pads

Prevent burns while welding

2 products

Gloves

Shield your hands from cuts, heat, cold, chemical splashes, and electrical and welding sparks

82 products

Respirators

Filter particles, hazardous vapors, and other contaminants from the air

7 products

Curtains

Pull shut to protect against dust, weld spatter, heat, and splashing liquid

78 products

Hoods

Shield your head and neck from dirt, heat, cold, and electrical and welding sparks

5 products

Aprons

Protect your torso from dirt, chemical splashes, and electrical and welding spark

16 products

Face Shields

Protect your face from dirt, chemical splashes, and electrical and welding sparks

23 products

Welding Lenses

Replace the lens in your welding helmet or goggles

65 products

Arm Sleeves

Protect your arms from cuts, sparks, heat, and chemical splashes

17 products

Finger Cots

Guard fingers from heat and abrasion, or protect items from contamination

3 products

Welding Helmets

Guard against scratches and weld spatter better than face shields

61 products

Clothing Kits

Head-to-toe protection from electrical arc flashes, chemical splashes, welding sparks, and more

4 products

Earmuffs

Dampen loud noises to protect hearing

2 products

Protective Screens

Set up to protect against dust, weld spatter, heat, and splashing liquid

82 products

Backhand Pads

Slip over gloves for additional protection against sparks and spatter

2 products

Hats

Shield your head from sun, rain, cold, and sparks

5 products

Jackets

Thicker than shirts for extra protection against dirt, rain, cold, chemical splashes, and sparks

24 products

Sweatbands

Absorb sweat from your head or arms

1 product

Leggings

Protect shins and feet from radiant heat, flames, welding sparks, and molten metal splashes

4 products

Bib Overalls

Protect your legs and torso from cold, rain, chemicals, and flames

1 product

Respirator Breathing Tubes

Deliver clean, breathable air to your hood or helmet respirator

2 products

Protectors for Gloves

Wear over gloves to meet ASTM standards when working on live electrical equipment

10 products

Welding Lens Magnifiers

Attach to welding lenses to enhance details

8 products

Lens Covers

Protect filter lenses from scratches and weld spatter

3 products

Respirator Blowers

Replace blowers in powered respirators to keep the clean air flowing

7 products

Respirator Harnesses

Strap a respirator to your back so it's more comfortable to wear

1 product

Welding Helmet Bibs

Clip to any welding helmet to protect your chin and neck from flames, sparks, and UV light

3 products

Neck Gaiters

Protect your neck and face from cold, heat, flames, and electrical hazards

2 products

Spark-Resistant Film

Stick to vertical surfaces to shield them from sparks while welding or grinding

1 product