Chandler & Challenge Knife Bolt S-645, B56
Our Part Number: B56
Knife bolts for Chandler Price Paper Cutters and some Challenge Paper Cutters, including the Challenge Diamond paper cutters from serial number 20001 to 28016, which were built between 1910 and 1953. (S645 V thread, Challenge bolt part number S-645, Challenge washer part number S-353, and Challenge part number 6708)
This blade bolt also fits the Challenge 370 paper cutters.
This steel hex head bolt has a 1/2-12 thread. It measures 13/16" long below the washer. The hex head measures 3/4" across the flats. The steel washer is captive; it rotates but does not come off. The steel washer is .11" thick and measures 1-3/8" in diameter.
These bolts also fit older (pre 1950) Pavyer table top paper cutters.