8pc Ribe Star Socket Bit Set1/4" 3/8" and 1/2" Square DriveS2 Steel ShaftForged Chrome Vanadium 1/4", 3/8" and 1/2"Sq drive steel sockets with steel hex bits. Sockets are heat treated and chrome plated with a fully polished mirror finish. Knurled rings assist the gripping of the sockets with oily fingers. Supplied in EVA trayFeatures: Forged Chrome Vanadium 1/4", 3/8" and 1/2"Sq drive steel sockets with steel hex bits. Sockets are heat treated and chrome plated with a fully polished mirror finish. Knurled rings assist the gripping of the sockets with oily fingers. Sizes: 1/4"Sq Drive (30mm); M4, M5, M6, 3/8"Sq Drive (38mm); M8, M10, M12, 1/2"Sq Drive (52mm); M14, M16. Supplied in EVA tray. Lifetime guarantee . Specification: Contents -1/4"Sq Drive (30mm); M4, M5, M6, 3/8"Sq Drive (38mm); M8, M10, M12, 1/2"Sq Drive (52mm); M14, M16 Net Weight -0.kg Further Information We sell a wide variety of tools and workshop equipment for both the DIY and Professional markets. Alias: ys01403 Loops 8pc Ribe Star Socket Bit Set - 1/4" 3/8" & 1/2" Square Drive - S2 Steel Shaft in Metallics