Feature:1. This kit fits all WP-9 or 20 or 25 series torches.2. Provides welders with extraordinary view and comfort during the welding process.3. Specially designed for precise welding and small jobs where you need to see the position very clearly.4. Can help to make the welding gas flow uniform, which can help improve the welding quality.5. Can save at least 30 percent of gas compared to ordinary ceramic shield cups6. They are widely compatible with the original universal spare parts of TIG torches.7. Easy to assemble, you just need to push the transparent protective cup to make it firm and seamless to install.Specification:Item Type: TIG Welding KitMaterial: Glass, copper, rubberApplicable Object: for WP9, WP20 argon arc welding torch.Package List: 1 x TIG Collet 1 x Insulated Glass Cup 3 x High Temperature Resistant O-Ring 1 x 3 or 32in Brass Chuck 1 x White Plastic Ring