Built for fast, clean cuts on demanding job sites, this IDEAL bi-metal hole saw combines M42 high-speed steel with 8% cobalt for dependable wear resistance. Its deep gulleted teeth clear chips efficiently and the 4/6 variable-pitch design helps reduce binding, noise, and tooth stripping. Cut through stainless steel, sheet metal, aluminium, copper, brass, wood, engineered wood, nail-embedded wood, and plastics with a standard 1-7/8-inch cutting depth for one-pass work through 2x4s.

Specifications

Cutting diameter 1-3/8 inches
Cutting depth 1-7/8 inches
Construction M42 high-speed steel with 8% cobalt
Tooth geometry 4/6 variable pitch with fleam-ground teeth
Compatible materials Stainless steel, sheet metal, aluminium, copper, brass, wood, engineered wood, nail-embedded wood, and plastics
Design features Deep gulleted teeth and diamond cutouts for chip removal and visibility