3/8", Swivel Socket, for PSG Glow Plugs Required for professional and damage-free removal and installation of PSG glow plugs (with integrated pressure sensor). The retaining rubber inside the glow plug wrench prevents the glow plug from accidentally falling out. Note: To protect the plug connection against contamination and electrostatic discharge, PSG glow plugs may only be removed and installed with a protective cap. These are available as accessories (protective cap set - KL-0369-9007-10). Suitable for: VW-Audi, Seat, Skoda and Opel Common-Rail Diesel engines with PSG glow plugs (BERU PSG001, PSG002, PSG004). Installed in e.g. Audi A1 (8X), A3 (8V), A4 (8K), A5 (8T, 8F), A6 (4G), A7 (4G), A8 (4H), Q3 (8U), Q7 (4L); VW Beetle (5C), Golf Sportsvan (AM), Golf VI (5K, AJ), Golf VII (5G, BE, BA), Jetta III (1K), Jetta IV (162), Passat (3G), Polo (6R, 6C), Scirocco (137, 138), Touareg (7L), Touareg (7P), XL1; Seat Leon (5F); Skoda Fabia III (NJ), Octavia III (5E); Opel Insignia (G06), Astra J (P10) Application Assembly / Disassembly Type Article Drive 3/8 " Design Engine Application Glow plugs Main color silver Wrench size 12 mm