6HB99 Machine Screw, Head Type Flat, Material Steel, Finish Zinc Plated, Drive Phillips, Thread Size M4, Fastener Length 80 mm, Head Width 7.5 mm, Head Height 2.22 mm, Drive Size #2, Tensile Strength 60,900 psi, Dimensional Standards DIN 965A, DIN EN ISO 7046, Pack Size Small, Type Standard Machine Screw, System of Measurement Metric, Thread Type Coarse, Package Quantity 25