- 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
- 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

![DEWALT D180020 1-1/4-Inch Standard Bi-Metal Hole Saw [Tools & Home Improvement] 1 DEWALT D180020 1-1/4-Inch Standard Bi-Metal Hole Saw [Tools & Home Improvement]](https://www.collectdewalt.com/wp-content/uploads/2022/02/44755df9-ed0a-4611-b712-a4cf7a9b7dcf.webp)



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