10 Piece 3/8" & 1/2" Drive Hex Bit Metric Socket Set

GEARWRENCH bit sockets have heat treated alloy steel base sockets and S2 steel bits for durability and long tool life. Our hex bit sockets help users loosen & tighten internal hex fasteners. The 10 piece 3/8" and 1/2" drive metric hex bit socket set comes with a socket rail for storage and organization and includes sizes 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm, 14mm, and 17mm.