Taper Pin Thread Size M12-1.75 Pin Size Metric Large End Diameter 21.6 mm Small End Diameter 20 mm Pin Type Internal Threaded Product Type Taper Pin Material Steel Material Grade/Class Ungraded Finish Plain Shank Length 80 mm System of Measurement Metric Thread Type Metric Pack Size Small Pack Manufacturer Location Globally Sourced Shank Length Tolerance +/-0.35 mm Standards D7978A