► Contact Tips / Diffusers

Small Parts That Make a Big Difference Smooth wire feed and clean gas shielding rely on these consumables doing their job. Our Contact Tips & Diffusers collection includes everything you need to maintain MIG torch performance—contact tips, gas diffusers, tip holders & adaptors. Designed to keep the arc stable, protect...

Small Parts That Make a Big Difference

Smooth wire feed and clean gas shielding rely on these consumables doing their job. Our Contact Tips & Diffusers collection includes everything you need to maintain MIG torch performance—contact tips, gas diffusers, tip holders & adaptors. Designed to keep the arc stable, protect consumables, and reduce downtime, these parts are essential for any welder running steel, stainless or alloy wire.

We stock copper & brass contact tips from 0.6mm to 1.2mm, compatible with leading torch systems including Weldclass, Weldtronic & Harris. Whether you’re outfitting a fabrication bay, maintaining site equipment, or refitting a mobile rig, these consumables are workshop-grade and field-tested to keep your arc clean & consistent.

Perfect for trade welders, workshop supervisors, and mobile repair techs who depend on predictable performance—job after job

What’s in This Collection:

► Contact Tips
‣ Copper & brass tips in 0.6mm–1.2mm for mild, stainless & alloy MIG welding

► Gas Diffusers
‣ Insulated diffusers for consistent gas flow & stable shielding

► Tip Holders & Adaptors
‣ Torch-compatible holders for Binzel, Tweco, TBI, Harris & more

► Trade Packs & Refill Kits
 ‣ Combo sets for regular maintenance & site-ready restocking

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  • Featured
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  • Alphabetically, A-Z
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  • Weldclass - MIG Tip TWC #2/4 0.9mm H/D Pk5 | P3-14H35
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 0.9mm Heavy Duty Pk 5 (ref 14H-35) | P3-14H35
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 0.9mm Heavy Duty Pk 5 (ref 14H-35) | P3-14H35 0.9mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty 14H series with a thicker body. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 Taper 0.9mm Pk5 | WC-TW14T35P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 0.9mm Pk 5 | WC-TW14T35P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 0.9mm Pk 5 | WC-TW14T35P Tapered ('pipeline') 0.9mm contact tips, pack of 5, to suit Tweco-style 2 and 4 MIG torches. 38mm long with a 6.5mm tapered body and 1/4in UNF thread. Weldclass is a 100% Australian-owned...
    $16.50
    $15.70
    $16.50
  • Weldclass - MIG Tip BND 200/300/400 Std 0.9mm Pk5 | P3-7489
    Weldclass - Contact Tip BND 300/400 0.9mm (Pk 5) - Bernard Style | P3-7489
    Weldclass - Contact Tip BND 300/400 0.9mm (Pk 5) - Bernard Style | P3-7489 Bernard-style 0.9mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Sold in a pack of 5. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 1.2mm H/D Alu/GasleSS (1.3/1.4mm) Pk5 | P3-14H52
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.3/1.4mm (for 1.2mm Alu/Gasless) Heavy Duty Pk 5 (ref 14H-52) | P3-14H52
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.3/1.4mm (for 1.2mm Alu/Gasless) Heavy Duty Pk 5 (ref 14H-52) | P3-14H52 1.3/1.4mm (for 1.2mm aluminium / gasless wire) contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 1.2mm H/D Pk5 | P3-14H45
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.2mm Heavy Duty Pk 5 (ref 14H-45) | P3-14H45
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.2mm Heavy Duty Pk 5 (ref 14H-45) | P3-14H45 1.2mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty 14H series with a thicker body. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 1.0mm H/D Pk5 | P3-14H40
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.0mm Heavy Duty Pk 5 (ref 14H-40) | P3-14H40
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.0mm Heavy Duty Pk 5 (ref 14H-40) | P3-14H40 1.0mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty 14H series with a thicker body. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 2.0mm H/D Pk5 | P3-14H564
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 2.0mm Heavy Duty Pk 5 (ref 14H-564) | P3-14H564
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 2.0mm Heavy Duty Pk 5 (ref 14H-564) | P3-14H564 2.0mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty 14H series with a thicker body. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 0.8mm Std Pk5 | P3-1430
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 0.8mm Standard Pk 5 (ref 14-30) | P3-1430
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 0.8mm Standard Pk 5 (ref 14-30) | P3-1430 0.8mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Standard 14 series. Weldclass is a 100% Australian-owned company whose products are...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 1.6mm H/D Pk5 | P3-14H116
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.6mm Heavy Duty Pk 5 (ref 14H-116) | P3-14H116
    Weldclass - Contact Tip TWC 2/4 (Tweco-Style) 1.6mm Heavy Duty Pk 5 (ref 14H-116) | P3-14H116 1.6mm contact tips to suit Tweco-style #2 and #4 MIG torches, sold in a pack of 5. Heavy duty 14H series with a thicker body. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip TWC #2/4 Taper 1.6mm Pk5 | WC-TW14T116P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 1.6mm Pk 5 | WC-TW14T116P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 1.6mm Pk 5 | WC-TW14T116P Tapered ('pipeline') 1.6mm contact tips, pack of 5, to suit Tweco-style 2 and 4 MIG torches. 38mm long with a 6.5mm tapered body and 1/4in UNF thread. Weldclass is a 100% Australian-owned...
    $16.50
    $15.70
    $16.50
  • Weldclass - MIG Tip TWC #2/4 Taper 1.2mm Pk5 | WC-TW14T45P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 1.2mm Pk 5 | WC-TW14T45P
    Weldclass - Contact Tip Tapered Tweco-Style #2/4 1.2mm Pk 5 | WC-TW14T45P Tapered ('pipeline') 1.2mm contact tips, pack of 5, to suit Tweco-style 2 and 4 MIG torches. 38mm long with a 6.5mm tapered body and 1/4in UNF thread. Weldclass is a 100% Australian-owned...
    $16.50
    $15.70
    $16.50
  • Weldclass - MIG Tip BND 200/300/400 Std 1.2mm Pk5 | P3-7490
    Weldclass - Contact Tip BND 300/400 1.2mm (Pk 5) - Bernard Style | P3-7490
    Weldclass - Contact Tip BND 300/400 1.2mm (Pk 5) - Bernard Style | P3-7490 Bernard-style 1.2mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Sold in a pack of 5. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip BND 200/300/400 Std 1.6mm Pk5 | P3-7491
    Weldclass - Contact Tip BND 300/400 1.6mm (Pk 5) - Bernard Style | P3-7491
    Weldclass - Contact Tip BND 300/400 1.6mm (Pk 5) - Bernard Style | P3-7491 Bernard-style 1.6mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Sold in a pack of 5. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip BND 200/300/400 Std 1.2mm Alu/GasleSS (1.4mm) Pk5 | P3-7498
    Weldclass - Contact Tip BND 300/400 1.4mm for 1.2mm Alu or Gasless (Pk 5) - Bernard Style | P3-7498
    Weldclass - Contact Tip BND 300/400 1.4mm for 1.2mm Alu or Gasless (Pk 5) - Bernard Style | P3-7498 Bernard-style 1.4mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Intended for 1.2mm aluminium...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip BND 200/300/400 Std 1.0mm Pk5 | P3-7496
    Weldclass - Contact Tip BND 300/400 1.0mm (Pk 5) - Bernard Style | P3-7496
    Weldclass - Contact Tip BND 300/400 1.0mm (Pk 5) - Bernard Style | P3-7496 Bernard-style 1.0mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Sold in a pack of 5. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip BND 200/300/400 Std 0.8mm Pk5 | P3-7488
    Weldclass - Contact Tip BND 300/400 0.8mm (Pk 5) - Bernard Style | P3-7488
    Weldclass - Contact Tip BND 300/400 0.8mm (Pk 5) - Bernard Style | P3-7488 Bernard-style 0.8mm contact tip, 32mm long x 8mm dia, in an elliptical twist-lock design for Bernard-style 300A and 400A MIG torches. Sold in a pack of 5. Weldclass is a...
    $9.99
    $9.96
    $9.99
  • Weldclass - MIG Tip BZL M6x6 0.8mm Pk5 | P3-BT6086
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.8mm (Pk 5) | P3-BT6086
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.8mm (Pk 5) | P3-BT6086 Binzel-style contact tip, 0.8mm bore with M6 thread, 6mm body and 25mm length. Suits Binzel-style 15, 24 and 25 style MIG torches, pack of 5. Weldclass is a 100% Australian-owned company whose...
    $6.95
    $6.95
    $6.95
  • Weldclass - MIG Tip BZL M6x6 0.9mm Pk5 | P3-BT6096
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.9mm (Pk 5) | P3-BT6096
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.9mm (Pk 5) | P3-BT6096 Binzel-style contact tip, 0.9mm bore with M6 thread, 6mm body and 25mm length. Suits Binzel-style 15, 24 and 25 style MIG torches, pack of 5. Weldclass is a 100% Australian-owned company whose...
    $6.95
    $6.95
    $6.95
  • Weldclass - MIG Tip BZL M6X6 0.6mm Pk5 | P3-BT6066
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.6mm (Pk 5) | P3-BT6066
    Weldclass - Contact Tip BZL M6x6 Binzel-Style 0.6mm (Pk 5) | P3-BT6066 Binzel-style contact tip, 0.6mm bore with M6 thread, 6mm body and 25mm length. Suits Binzel-style 15, 24 and 25 style MIG torches, pack of 5. Weldclass is a 100% Australian-owned company whose...
    $6.95
    $6.95
    $6.95
  • Weldclass - MIG Tip BZL M8x10 0.9mm Pk5 | P3-BT809
    Weldclass - MIG Contact Tip BZL M8x10 (Binzel Style) 0.9mm Pk 5 | P3-BT809
    Weldclass - MIG Contact Tip BZL M8x10 (Binzel Style) 0.9mm Pk 5 | P3-BT809 A Binzel-style MIG contact tip for 0.9mm wire, M8 thread, 10mm body, 28mm long. Sold in a pack of 5. Weldclass is a 100% Australian-owned company whose products are developed...
    $9.99
    $9.96
    $9.99

Keep the Arc Clean, Feed Consistent & Downtime Low

Your MIG torch is only as reliable as the tip it feeds through. That’s why Industrial Shed supplies only trade-grade consumables trusted by professionals who weld for a living. Whether you're running short passes on stainless or pushing all-day structural welds, you’ll find contact tips, diffusers & holders that stay tight, shield right, and stand up to the heat.

► Compatible with Harris, Weldclass, Weldtronic & more
► Wire sizes from 0.6mm to 1.2mm
► Bulk packs & workshop-ready kits

Frequently Asked Questions

How often should I replace my contact tips?

Replace tips when ovalled, worn, or if arc stability drops—generally every few hours of arc time.

Are these compatible with Harris or Weldclass torches?

Yes. We carry parts compatible with Weldtronic, Weldclass, Harris & other major MIG systems.

Do you offer multipacks or kits for workshop use?

Absolutely. We stock 10-packs, refill kits & combo sets for all torch types and jobsite demands.

Brands

Bianco

Bianco
DAB Pumps

DAB Pumps
Fluiconnecto

Fluiconnecto
Harris

Harris
Makita Accessories

Makita Accessories
Milwaukee

Milwaukee
Weldclass

Weldclass
Weldtronic

Weldtronic

► Contact Tips / Diffusers

Small Parts That Make a Big Difference

Smooth wire feed and clean gas shielding rely on these consumables doing their job. Our Contact Tips & Diffusers collection includes everything you need to maintain MIG torch performance—contact tips, gas diffusers, tip holders & adaptors. Designed to keep the arc stable, protect consumables, and reduce downtime, these parts are essential for any welder running steel, stainless or alloy wire.

We stock copper & brass contact tips from 0.6mm to 1.2mm, compatible with leading torch systems including Weldclass, Weldtronic & Harris. Whether you’re outfitting a fabrication bay, maintaining site equipment, or refitting a mobile rig, these consumables are workshop-grade and field-tested to keep your arc clean & consistent.

Perfect for trade welders, workshop supervisors, and mobile repair techs who depend on predictable performance—job after job

What’s in This Collection:

► Contact Tips
‣ Copper & brass tips in 0.6mm–1.2mm for mild, stainless & alloy MIG welding

► Gas Diffusers
‣ Insulated diffusers for consistent gas flow & stable shielding

► Tip Holders & Adaptors
‣ Torch-compatible holders for Binzel, Tweco, TBI, Harris & more

► Trade Packs & Refill Kits
 ‣ Combo sets for regular maintenance & site-ready restocking