Architectural Sex Bolt Finish Plain Material 18-8 Stainless Steel Barrel Head Style Hex Barrel Drive Type External Hex Thread Size 3/8 In.-16 Barrel Length 1/2 in Barrel Diameter 1/2 in Barrel Thread Depth 5/16 in Barrel Drive Size 3/4 in Barrel Head Diameter 3/4 in Barrel Head Height 1/4 in Dimensional Standards AMPG 2000 SB.15 Grip Size 1/2 in Made in North America Yes Material Quality Standards ASTM A582 Pack Size Small Package Quantity 2