Double Tooth design strengthens each tooth for longer life and improved durabilitySharper Tooth Geometry cuts material faster for faster drillingThick, hardened backing plates prevent thread strippingDeep cut style holes saws will cut 2x material in 1 passIncreased high speed steel height which improves hole saw durability
5" Bi-Metal Hole Saw
Cutting in all woods, plastics, pipe, composite materials and metal