Wall Hole Drill Bit 100mm Concrete Cement Stone Hole Saw Cutter Round Shank for Wall, Concrete, Brick, Stone, Cement

Specification:
Cutting Diameter: 100mm / 3.94-inch
Drill Bit 8mm X 110 mm Long
Material: Carbide, CR (Chromium Steel)
Suitable For: brick, concrete walls, air conditioning openings, cement structure
Package Included:
1 x Wall Hole Drill Bit, 1 x Connecting Rod, 1 x Drill Bit
In order to make the locking screw more stable on the drill and for your safety, please to use it as the clockwise when you drill the wall holes.
During the drilling process, when the product is hot, it can be cooled by water.
Place of use:
1.Materials that can be opened: cement wall, concrete wall, brick wall and so on.
2. The use of occasions: the installation of air conditioning, water pipes, water heaters, sewers, etc. used to open holes.