Applications include: Audi, Seat, Skoda, Volkswagen, Mercedes-Benz, Smart, VAG, Fiat, & Vauxhall, Opel.A M10 deep socket also equipped with a snap ring to ensure glow plugs do not accidentally fall out of the socket making fitting and removal of the plugs much easier.5 PSG plastic anti-static protection caps and one 12mm single Hex deep 3/8” drive socket with snap ring for a secure fit.8, 9 and 10mm deep sockets equipped with 3/8"D & U/J’s (72mm long); plus 8, 9 & 10mm deep sockets equipped with 1/4"D with U/J’s (60mm long).Manufactured from chrome vanadium.