Taper Pin Thread Size M12-1.75 Pin Size Metric Large End Diameter 22.4 mm Small End Diameter 20 mm Pin Type Internal Threaded Product Type Taper Pin Material Steel Material Grade/Class Ungraded Finish Plain Usable Length Not Applicable Small End Diameter Tolerance +0.7/-1.4 mm Shank Length 120 mm System of Measurement Metric Usable Length Tolerance Not Applicable Thread Type Metric Material Quality Standards Not Applicable Dimensional Standards DIN 1 Type B Pack Size Small Pack