DeWalt 3-1/2 in. Dia. Bi-Metal Hole Saw
*Diameter: 3-1/2 in.
*Length: 1.75 in.
*Material: Bi-Metal
*Product Type: Hole Saw
*Shank Diameter: 1/2 in.
*Number in Package: 1 pc.
*Usage: Aluminum, Brass, Bronze, Composition, Copper, Plas
*Quick-Change System: Yes
*Arbor Included: No
*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