Features 1、[TIG WELDING TOOLS] Including welding O rings, glass cup and screen meshes, which can be directly used and replaced. 2、[APPLICABLE MODEL] The TIG welding kit is suitable for WP‑9/20 WP‑17/18/26 WP24/25 TIG welding torch models. 3、[DURABLE MATERIALS] Made of stainless steel and glass, resistant to high temperature and corrosion, not easy to rust or deform. 4、[STANDARD DIAMETER] The inner diameter of these O rings is 9mm, with standard size, which can ensure good sealing performance. 5、[COMPACT SIZE] This TIG welding tool kit is small and lightweight, easy to carry, with good practicality. Specification Item Type: TIG Welding Parts Material: Stainless Steel + Glass Applicable Model: Suitable for WP-9/20 WP-17/18/26 WP24/25 TIG welding torch Glass Cup Specification: 53N61SG-12# O Ring Inner Diameter: Approx. 9mm / 0.35in Package List 3 x O Rings 1 x Glass Cup 2 x Screen Meshes