17081 Pferd 7" triangular chisel bit File for Oregon Square Ground saw chain
Frawleys Saw Shop - loggerchain.net
The Pferd 7" triangular chisel bit File, part number 17081, is designed specifically for sharpening Oregon Square Ground saw chains. This three-cornered file is compatible with square ground chains from Oregon, including the 72CJ, 72CK, 72CL, 75CL, 75CJ, and 75CK models, as well as other brands. Keep in mind that a filed edge is always sharper and cuts faster than a machine ground edge.