This 16mm Glow Plug Socket features a 3/8" Drive and a length of 72mm. It is designed to fit any 3/8" extension bar or ratchet. A metal band at the tip ensures a secure grip on the glow plug when seated within the socket. The universal joint allows for access into tight and awkward engine spots while still providing torque. This socket is suitable for some Nissan Pre-1998 engines and more. Always check your vehicle handbook to confirm the correct glow plug size. Made from Chrome Vanadium Steel with a matt finish. Specifications: Socket Size: 16mm, Drive Size: 3/8", Socket Length: 72mm, Total Length: 88mm.