- This bi-metal hole saw with 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 1 pass
- Increased high speed steel height (highest in the industry) improves hole saw durability
- Product Details
Material Bi-Metal Size 4" Weight 13.6 oz.