วีดีโอ

I am filing a 28" chain with 30 cutters, full skip sequence, 2:58 min using a sump vise on a four foot stump which gives solid support. The Granberg 106b jig maintains the angles and cutter lengths. Working from the front of the bar enables me to see the face of the cutters so I can check for complete sharpening. I am not counting strokes. By filing up to the file stop screw, good cutter length...