Thread Rolling Screw Finish Zinc Plated Material Steel Head Style Hex Washer Drive External Hex Thread Size M4-0.70 Fastener Length 6 mm Head Type Hex Washer Head and Washer Height 3.5 mm Drive Size 7 mm Dimensional Standards DIN 7500 System of Measurement Metric Head Height 3.5 mm Head Width 8.9 mm Package Quantity 500