Polar Knife Bolt – B521
Knife Bolts for Polar 76, Polar 76 EM and some Polar 72 (28″) Paper Cutters (equivalent to Polar 014116, 014483, 021053) Socket head cap screw, 10mm thread by 21mm long (.83″) below the washer. It has a 1″ diameter washer which is 1/4″ thick and has been counter bored 1/16″ deep to fit the head. The washer is held captive by a snap ring. See our part number B522 for a shorter version of this same bolt. Be sure to check your existing bolt length. Order these by the bolt length under the washer, not by the Polar model number or Polar part number.