[Wide Material Use]This hole saw drill bit is built for drilling marble ceramic tiles wall stone floor tiles thick iron plate and other metal materials for workshop and home repair tasks.
[Fast Hole Opening]The hole saw drill bit set features a larger cut out design to reduce drilling resistance for smoother operation hole opening and improved work efficiency on hard surfaces.
[Stable Clamping]Designed to help prevent slippage during use this hole opener drill bit offers more stable clamping and helps reduce handle breakage during repeated drilling work.
[Material And Size]Made of high speed steel with resistance good mechanical properties and high strength this hole cutter drill bit has a cutting diameter of about 21mm 0.83in.
[Clean Working Result]This woodworking hole opener supports fast drilling speed and creates round holes without making it suitable for installation maintenance and material processing tasks.

Item Type: Hole Saw Drill Bit
Material: High speed steel
Cutting Diameter: Approx. 21mm / 0.83in
1 x Hole Saw Drill Bit
1 x Hex Wrench