Machine Screw Head Type Fillister Material 316 Stainless Steel Finish Plain Drive Phillips Thread Size M4 Fastener Length 20 mm Head Width 8 mm Head Height 3.25 mm Drive Size #2 Tensile Strength 72 500 psi Dimensional Standards DIN 7985A DIN EN ISO 7045 Pack Size Small Type Standard Machine Screw System of Measurement Metric Thread Type Coarse Package Quantity 50