1/4" Drive, 5/16 in Square SAE Socket, 4 Points, Apex Tool Group, Mfr#: 1610-D

Power Socket, Socket Size 5/16 in, Socket Shape 8-Point, Drive Type Impact, Drive Size 1/4 in, Compatible Fastener Type Bolts, Screw, No, Alloy Steel, Natural, Impact Rated Yes, Socket Depth Standard, Socket Length 1 in