4 cái Bánh Cóc Ổ Cắm Adapter Giảm Tốc Chuyển Đổi Bộ Dụng Cụ 1/4 3/8 1/2 BI115-SZ-qu ốc tế

4pcs Convertor Set.This set allows you to mix and match drive sizes for your sockets, ratchet handles, extension bars and other accessories.Ideal tool for mechanics, engineers, carpenters or DIY enthusiasts.Sprung Ball bearing fitting retainer.Specification:Size1/2 "to 3/8" - (12.5mm square hole to 9.5mm square head) Length: 36mm3/8 "to 1/4" - (9.5mm square hole to 6.3mm square head) Length: 26mm3/8 "to 1/2" - (9.5mm square hole to 12.5mm square head) Length: 35mm1/4 "to 3/8" - (6.3mm square hole to 9.5mm square head) Length: 25mmHeight: about 25mm, 26mm, 35mm, 36mmHardness: 60HRCMade from Chrome Vanadium SteelPackage includes:4 x Ratchet Socket Adapter Reducer Converter Set Tool Kit 1/4" 3/8" 1/2"