#10-32 TPI, 1/4" x 0.6255" Shoulder, 26-36 Rockwell C Hardened, 416 Stainless Steel, Socket Head, Hex, Shoulder Screw Shoulder Screw Type Hex Nominal Diameter #10 TPI 32 Thread Series UNC-2A Thread Length 1/4 in. Head Style Socket Head Height 3/16 in...