Hex Head Cap Screw System of Measurement Metric Basic Material Steel Material Grade A2 Fastener Finish Plain Dia./Thread Size M20-2.50 Fastener Length 120 mm Fastener Thread Direction Right Hand Fastener Thread Type Metric Coarse Fastener Thread Style Fully Threaded Fastener Industry Standards ISO 4017 Head Type Hex Min Thread Length 120 mm Head Height 12.5 mm Head Width 30 mm Package Quantity 5