Socket Button Head Screw Head Type Button System of Measurement Metric Drive Type Hex Material Stainless Steel Material Grade/Class 316 Finish Plain Thread Size M12 Minimum Thread Length 20 mm Fastener Length 20 mm Head Height 6.6 mm Head Diameter 21 mm Pack Size Small Pack Thread Style Fully Threaded Special Features Not Applicable Countersink Angle Not Applicable Flange Diameter Not Applicable Flange Thickness Not Applicable Manufacturer Location Globally Sourced