4 1/4"Bi Metal Hole Saws, hole saw, bi-metal 100% all-metal gears for longer

100% all-metal gears for longer tool life and greater reliability

TN: 997127

1x is featured in the camera for photographing subjects that are far away

At only 5-5/16 in

Optimum drilling diameter in concrete 13/16 - 1-9/16 in

4 1/4"Bi Metal Hole Saws, hole saw, bi-metal 100% all-metal gears for longer4 1 4" ( 4. 25) Bi Metal Hole Saws ,holesaw, bi metal , TO MEKE HOLES IN WOOD , METAL , PLASTIC , ALUMINUM Cut smooth, precise holes in wood, plastic, aluminum, brass, steel alloys and even stainless steel with this bi metal hole saw set! Features include variable teeth for less vibration, a durable enamel finish that wont rust or corrode and a heavy duty solid backing plate that won't flex to ensure accurate holes every time! M3 high speed steel