JIUWU Carbide Steel Wall Hole Saw, 200mm Connecting Rod, Dia 30mm 40mm 50mm SDS Plus Shank Drill Bit Cutter for Brick Concrete Cement Stone

* Note: In the process of punching hole, Suggested that adding water cooling to help to extend the service life of the product.* High-frequency welding technology, welding openings is very strong, smooth inside and outside welding mouth.* Using the Electric Hammer of the impact + rotation function on the Wall, Hollow Brick to operate Air Conditioning Holes, Pipe Holes and so on.* Simple operation, easy to use,and fast perforated.* Package include:1x long connecting rods1x 30mm / 1.18" drill bit1x 40mm / 1.57" drill bit1x 50mm / 1.96 drill bit1x Center positioning guide1x positioning drill screwJIUWU Carbide Steel Wall Hole Saw Kit - the perfect companion for all your drilling and cutting needs! This top-quality kit includes everything you need to create precise holes in brick, cement, tile, wood, and even rock. The JIUWU Carbide Steel Wall Hole Saw Kit is designed to fit standard SDS and air hammer wire, allowing for easy and efficient drilling of holes in walls. The included adapter makes it compatible with most drilling machines, so you can use it with your favorite power tool.

• Efficiently handle any drilling job with the JIUWU Carbide Steel Hole Saw Kit designed for use on wood, concrete, stone, tiles, bricks, and other masonry surfaces.
• The high-frequency welding technology of this holesaw ensures smooth and strong welding which results in fast and precise cutting of holes on any surface.
• The 16-piece kit contains drill bits of different sizes, long connecting rod, center positioning guide, and positioning drill screw, all carefully designed to make installation of ACs, exhausters, and sewer pipelines convenient and easy.
• This holesaw kit is compatible with a range of power tools such as air saw, hammer wire, SDS, and chisel, so you can easily adapt it to your preferred tool and make cuts conveniently.
• Customers can be confident in their purchase, its thin cutting blade makes it ideal for cutting small holes in walls for cables or wires.