This kit fits all 17 & 26 series air cooled torches and 18 series water cooled torches, including the PTA-17, PTA-18 and PTA-26 torches, DB17,DB18 and DB 26 torches, along with the Weld craft -17, -18 and -26 torches. 2pcs 3/32inch 10N24S TIG Collet and 2pcs 3/32inch 17GL332 Stubby Gas Lens With excellent plasticity, toughness and crack resistance, especially low temperature impact toughness higher. Uses: for a of locations of the pipeline TIG welding arc welding and arc welding, can be satisfied with the welding joints. Can be welded carbon steel and some low alloy steel. colour:black + blue Material:copper size:16mm Package Contents: 4 x 12 Glass Cup 1 x 57Y04 Short Back Cup for Tig Welding Torch 1 x 57Y03 Medium Back Cup for Tig Welding Torch 1 x 57Y02 Long Back Cup for Tig Welding Torch 2 x 3/32inch 10N24S TIG Collet 2 x 3/32inch 17GL332 Stubby Gas Lens 1 x 18CG-20 Cup Gasket 1 x 18CGG Cup Gasket 10 x Temperature Resistant O-rings Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.