1、100% brand new and high quality. 2、Made of high quality material, these parts have the resistance of high temperature and high pressure. 3、Firm and durable with long service life. 4、Complete set of welding torch parts make you unnecessary to buy them one by one. 5、Replacement parts of WP-17/18/26 TIG welding torch. Description: This set is used for replacement parts of WP-17/18/26 TIG welding torch, including nozzle, gas lens, collet, back caps, and welding torch head pad. Features: 1. 100% brand new and high quality. 2. Made of high quality material, these parts have the resistance of high temperature and high pressure. 3. Firm and durable with long service life. 4. Complete set of welding torch parts make you unnecessary to buy them one by one. 5. Replacement parts of WP-17/18/26 TIG welding torch. Specifications: Quantity: 17pcs Applicable Range: WP-17/18/26 TIG welding torch Nozzle Model: No. 4/5/6/7/8 Gas Lens Hole Diameter: 1.0/ 1.6 /2.4/3.2mm Collet Hole Diameter: 1.0/ 1.6 /2.4/3.2mm Back Cap Model: 57Y029(Long), 57Y03(Medium),  57Y04(Short) Weight: Approx. 409g Package Included: 5 x Ceramic Nozzles 4 x Gas Lens 4 x Collets 3 x Back Caps 1 x Torch Head Ceramic Pad