Female Binding Barrel, Finish Plain, Material Stainless Steel, Barrel Head Style Button, Barrel Drive Type Internal Hex, Thread Size #10-24, Barrel Length 3/8 in, Barrel Diameter 1/4 in, Barrel Thread Depth 3/16 in, Screw Length Not Applicable, 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 3/8 in, Made in North America Made in North America, Material Grade/Class 18-8, Material Quality Standards ASTM A582