For info:
Serial Number: 36913 Model Number: 4306 Age: 8/12/69 SPECIFICATIONS: Distance Between Housings: 6' 3" Rated Cut Width: 6' Maximum Thickness: 5/8" Mild Steel Blade Rake: 1/2" Hold Down Clearance: 2-1/16" (Special) NOTE: Per Cincinnati this is a Special Crop Shear for a Slitting or Cut-to-Length Operation, with Extra Hold Down Clearance.