This Craftsman 13 Pc. 1/4″, 3/8″, 1/2″ Drive External Socket Set allows you to work on Torx® fasteners that typical hex bit or sockets will not engage and work with fasteners on various car models. Lead-in Chamfers provide easier engagement with Torx® fasteners. Sockets are made of alloy steel and heat treated to provide added strength.
1/4-in. Drive: E4, E5, E6, E7, E8
3/8-in. Drive: E10, E12, E14, E16
1/2-in. Drive: E18, E20, E22, E24
These are a must have if want to work on European cars like BMW, VW, Mercedes.