Binding Screw Finish Plain Material 316 Stainless Steel Screw Head Style Low Profile Screw Drive Style Socket Thread Size 1/4 In.-20 Screw Minimum Thread Length 3/8 in Barrel Head Style Flat Barrel Drive Size 7/32 in Barrel Head Diameter 25/32 in Barrel Head Height 3/32 in Dimensional Standards AMPG 2000 SB.09 Made in North America Yes Material Quality Standards ASTM A276 Pack Size Small