Architectural Sex Bolt Finish Plain Material 18-8 Stainless Steel Screw Head Style Flat Screw Drive Style Socket Thread Size 5/8 In.-11 Screw Minimum Thread Length 3/8 in Barrel Head Style Flat Barrel Drive Size 1/2 in Dimensional Standards AMPG 2000 SB.07 Made in North America Yes Material Quality Standards ASTM A582 Pack Size Small Resistance Properties Corrosion-Resistant