Home » CK Worldwide 3 Series Large Diameter TIG Copper Split Collets - 17, 18 and 26 Torches (5-Pack)
Six copper contact pins arranged on a white surface, electrical connector hardware
(13N) TIG torch parts chart for models 9 and 20, showing cups, collet bodies, collets, and accessories.
Parts diagram for 10N torch models 17, 18, 26 with alumina and ceramic cups, collets, and backcaps.
Welding torch parts chart with cups, collet bodies, collets, heatsields, torches, and backcaps
Six copper contact pins arranged on a white surface, electrical connector hardware
(13N) TIG torch parts chart for models 9 and 20, showing cups, collet bodies, collets, and accessories.
Parts diagram for 10N torch models 17, 18, 26 with alumina and ceramic cups, collets, and backcaps.
Welding torch parts chart with cups, collet bodies, collets, heatsields, torches, and backcaps

Disclaimer: Actual product colors may vary slightly from the images shown due to different monitor settings and lighting conditions during photo shoots.

CK Worldwide

CK Worldwide 3 Series Large Diameter TIG Copper Split Collets - 17, 18 and 26 Torches (5-Pack)

SKU: 3C20 10N21
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$18.99
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CK Worldwide 3 Series Large Diameter TIG Copper Split Collets

Find the right solution for your setup

Need Help Choosing the Right Setup?

Choosing the right equipment depends on your application, material, and welding conditions.

  • For more control and precision → use smaller components and tighter setups
  • For more coverage and larger welds → use larger setups and higher gas flow
  • For high-heat applications (like aluminum) → use materials designed to handle increased temperatures
  • For tight spaces → use more compact profiles

If you’re unsure what you need, start with a complete setup or kit and build from there.

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CK Worldwide 3 Series Large Diameter TIG Copper Split Collets

Genuine CK Worldwide copper split collets for 17, 18 and 26 Series TIG torches. The 3 Series Large Diameter gas lens platform uses the standard 3 Series collets listed below.

Collet Sizes & Part Numbers

.020" (.50mm) — CK 3C20 | Weldcraft/Miller 10N21
.040" (1.0mm) — CK 3C40 | Weldcraft/Miller 10N22
1/16" (1.6mm) — CK 3C116 | Weldcraft/Miller 10N23
3/32" (2.4mm) — CK 3C332 | Weldcraft/Miller 10N24
1/8" (3.2mm) — CK 3C418 | Weldcraft/Miller 10N25
5/32" (4.0mm) — CK 3C532 | Weldcraft/Miller 54N20

Package Quantity: 5 collets
Torch Compatibility: 17, 18 & 26 Series

Select the collet size that matches your tungsten electrode diameter.

EDGE Compatibility

These collets are used with the 3 Series Large Diameter gas lens platform in compatible EDGE LD TIG cup setups.