Architectural Sex Bolt Finish Plain Material 18-8 Stainless Steel Barrel Head Style Button Barrel Drive Type Internal Hex Thread Size #10-24 Barrel Length 1 in Barrel Diameter 1/4 in Barrel Thread Depth 3/8 in Barrel Drive Size 5/32 in Barrel Head Diameter 7/16 in Barrel Head Height 1/8 in Dimensional Standards AMPG 2000 SB.05 Grip Size 1 in Made in North America Yes Material Quality Standards ASTM A582 Pack Size Small