Nicholson 02144 Chain Saw File, 1/8 in Dia x 6 in L
PRODUCT OVERVIEW: File from inside to outside of cutter. Place file against bevelled cutting surface of teeth 20 degrees to 45 degrees with saw. Sharpen all left hand cutters on one side of chain then move to the other side and file all the right hand cutters. Height between cutting teeth and depth gauge is between .020" to .030".