Shoulder Screw Shoulder Screw Type Standard Shoulder Screw Head Type Standard Drive Type Hex Material Stainless Steel Material Grade/Class 316 H5 Finish Plain System of Measurement Metric Thread Size M4-0.7 Minimum Thread Length 4.5 mm Shoulder Length 30 mm Shoulder Length Tolerance +/-0.127 mm Shoulder Diameter 5 mm Shoulder Diameter Tolerance -0.036 mm to +0.0 mm Pack Size Small Pack Head Height 4 mm Head Diameter 9 mm Dimensional Standards AMPG 2013 ZS.02