Finish Plain Screw Thread Length 1/2 In. Architectural Sex Bolt Screw Shoulder Length 1 In. Package Quantity 1 Thread Size 5/8-11 Screw Drive Size 3/8 In. Drive Type Hex Socket Head Style Button SS Screw Shoulder Dia 7/8 In. Rockwell Hardness B85 Screw Head Dia 1-1/4 In. Screw Head Height 3/8 In. Screw Material 18-8 Stainless Steel