Seybold & Oswego Knife Bolt (Cfa-033B / Cfa00033B)

Hex Head knife bolt for Seybold and Oswego paper cutters, including the Seybold Citation.                                                                 

Thread: 1/2"-12
Length: 3/4" below washer (Its overall length is 1 1/8" long.)  
Hex Head: 11/16" across flats
Washer: 1/8" thick x 1-3/16" wide

It is made from one piece of steel, including the washer, and it includes a screwdriver slot in the tip. 

Seybold part number CFA-033B or CFA00033B.