Martin ST612 Alloy Steel 3/8′ Type I Opening 1/2′ Square Drive Socket, 6 Points Standard, 1-1/2′ Length, Chrome Finish
Heavy duty chrome hand tool sockets are manufactured to extremely close tolerances of american alloy steel. The 12 point broach opening provides a secure fit for absolute tightening and loosening. 5/16′ Minimum depth. 7/8′ Drive end, 37/64′ opening end. 1-1/2′ Overall length. Made of alloy steel. Chrome finish. Made in U.S.A.