Patent attributes
A socket includes a coupling end coupled with and driven by a driving tool and a driving end for engaging with a fastener to be driven. The driving end includes a peripheral wall portion having six inner faces on an inner periphery thereof for coupling with and driving the fastener A recessed portion is formed between a pair of inner faces adjacent to each other. The peripheral wall portion further includes six concave outer faces on an outer periphery thereof and respectively opposite to the inner faces. A convex gripping portion is formed between a pair of concave outer faces adjacent to each other. The concave outer faces and the convex gripping portions form a non-smooth outer periphery of the peripheral wall portion to allow firm grip by a user.