Hole Saw Diameter: 2-1/2 in. Blade Material: Bi-Metal Shank Diameter: 1/4 in. Product Type: Hole Saw Minimum Chuck Size Required: 3/4 in. Cutting Depth: 1.75 in. Shank Type: Round Arbor Included: No Application: Aluminum, Brass, Bronze, Composition, Copper, Plastic, Steel, Stainless Steel and Wood Double tooth design strengthens each tooth for longer life and improved durability Sharper tooth geometry cuts material faster for faster drilling Thick, hardened backing plates prevent thread stripping Deep cut style holes saws will cut 2x material in one pass Increased high speed steel height improves hole saw durability
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