The product is 1" 25MM Bi Hole Saw
Easy to use
The product is manufactured in China
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;