The 10N22 Standard, copper, split style collet from Weldmark® by CK Worldwide® with 1/25 (.040) electrode diameter.
The 10N22 Standard Copper Collet 1/25 (0.040) from Weldmark® by CK Worldwide® is a copper, split style collet, compatible with both water and gas cooling methods. A collet is a mechanical clamping device, like a sleeve, that uses pressure and friction to hold an electrode in position within the welding torch. Collets are sized according to the diameter of the electrode used. In this case, it has a 1/25 (.040) electrode diameter.