This glow plug set is designed for sockets which have a universal joint for easy replacement and removal of popular sized glow plugs. Made from chrome vanadium steel for durability and strength, with a satin polished finish for corrosion protection. Includes spark plug sockets in sizes 8, 10, and 12mm and a 75mm extension bar. Supplied inside a sturdy plastic storage case. https://elecena.pl/product/27399576/draper-13605-glow-plug-socket-set-3-8-sq-dr-4-piece 2024-12-05 https://elecena.pl/product/27399576/draper-13605-glow-plug-socket-set-3-8-sq-dr-4-piece 2025-09-22 https://elecena.pl/product/27399576/draper-13605-glow-plug-socket-set-3-8-sq-dr-4-piece 2026-05-29 https://elecena.pl/product/27399576/draper-13605-glow-plug-socket-set-3-8-sq-dr-4-piece 2026-07-15