Spring Pin System of Measurement Metric Pin Diameter 12 mm Pin Type Coiled Material Steel Material Grade/Class Ungraded Finish Plain Usable Length 70 mm End Type Chamfered Chamfer Diameter 11.7 mm Fits Minimum Hole Diameter 11.82 mm Fits Maximum Hole Diameter 12 mm Shank Length 70 mm Minimum Chamfer Length 3 mm Nominal Diameter 12 mm Standards D7343 ISO8750 Shank Length Tolerance +/-0.750 mm Product Type Spring Pin Rockwell Hardness HV30 420-560