Starrett 105mm Holesaw Bi-Metal Fast Cut
FCH0418-G 4-1/8'' (105mm) Fast Cut Hole Saw
Fast Cut Bi-Metal Hole Saw
4-1/8'' (105mm) Fast Cut Straight Pitch Bi-Metal Hole Saw
Hardened, heat resistant HSS, with alloy backing and a straight 5.5-pitch smoothly cuts thin cross sections of sheet metal, corrugated or perforated steel, and applications with interrupted cuts. 1-5/8" cutting depth.