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...
High performance triple chip tungsten carbide tipped hole saws. Ultra-high hardness provides long life when cutting difficult and abrasive materials including wood, PVC and fiberglass. 41mm (1-5/8")...
