Flange Bolts Dimensional Standards DIN 6921 Drive Hex Drive Size 16 mm Fastener Length 45 mm Finish Zinc Yellow Flange Diameter 35 mm Flange Type Standard Head Height 14.4 mm Head Width 21 mm Manufacturer Location Globally Sourced Material Steel Material Grade/Class Class 8.8 Minimum Thread Length 38 mm Pack Size Small Pack System of Measurement Metric Tensile Strength 116 030 psi Thread Size M16-2.00 Thread Style Partially Threaded Thread Type Coarse