Hex Head Cap Screw System of Measurement Metric Basic Material PEEK Material Grade Not Graded Fastener Finish Anodized Dia./Thread Size M4-0.70 Fastener Length 20 mm Fastener Thread Direction Right Hand Fastener Thread Type Metric Coarse Fastener Thread Style Fully Threaded Fastener Industry Standards ANSI/ASME B18.6.3 Head Type Hex Head Min Thread Length 20 mm Head Height 2.8 mm Head Width 7 mm Package Quantity 10