Binding Post Material 18-8 Stainless Steel Barrel Head Style Button Screw Head Style Button Thread Size M6-1.00 Barrel Length 20 mm Barrel Diameter 10 mm Barrel Thread Depth 9.5 mm Barrel Drive Type Socket Screw Length 8 mm Screw Drive Style Socket Finish Plain Barrel Head Diameter 17.5 mm Barrel Head Height 5 mm Material Quality Standards ASTM A582 Pack Size Small