This hardened, high-carbon steel blade has a sharpened edge that is 31/2 wide for taking up a narrow section of material. It works well on tough take-up jobs by reducing resistance. Sharp edge is ground to a 30 bevel on one side only. Works on Crain No. 710 or No. 718 stripper machines. Dimensions: 33/4 tall x 31/2 wide x .079 thick.