Steel Shear Pins for Polar 76 and 78 Paper Cutters. (equivalent to Polar 027920, 017605, ZA3.017605, 017605a, and 053062) This alloy steel shear pin or safety bolt fits the Polar 76, Polar 76 EM, Polar 78, Polar 78 X, Polar 78 XS, Polar 78 XT, Polar 78 E, Polar 78 ED, and Polar 78 ES paper cutters. The main shank on this shear bolt is 47mm long below the head. It has an M12 thread.
Included with each of these shear bolts or safety bolts is a mating washer faced hex nut (collar nut equivalent to Polar 233166, 233166a, and ZA3.233166) and a steel roll pin. The roll pin is supplied already installed in the head. The head measures 22mm (.86") in diameter by 9.5mm thick.