BI-METAL HOLE SAW 44MM 1-3/4", 47MM DEEP
Description
This professional line of quality hole saws features one M42 grade high-speed 8% cobalt steel cutting edge, for extreme resilience and longer life. The addition of cobalt with the high grade M42 hardened steel provides increased heat resistance compared with ordinary M3 hole saws allowing a higher cutting frequency and speeds into: wood, plastic, or any machinable metal for true HSS performance.