Dozen 17082 Pferd Double chisel bit File for Square grind chain
One Dozen 17082 Pferd 7" double chisel bit Files for sharpening Oregon Square Grind chainsaw chain. 1215 type, this flat double chisel bit file works for sharpening square ground 3/8 pitch Oregon full chisel chains, such as 72CJ, 72CK, 72CL, 75CL, 75CJ, or 75CK, as well as other brands of square ground chains. The middle of the file can be used for depth gauge filing. Remember, a filed edge is always sharper than a machine ground edge and cuts faster.