
【MATERIAL AND PROCESS】Our concrete hole saw set is made of tungsten steel and carbide, sturdy enough to drill through hard stone and concrete. Each hole saw is equipped with ventilation holes,free to remove dust generated during the drilling process,and effectively improve the efficiency of drilling. 【10 IN ONE】7pcs hole saw diameter: 1-3/16”(30mm), 1-9/16”(40mm), 2"(50mm), 2-9/16 “(65mm), 3-1/8" (80mm), 3-15/16"(100mm), 4-5/16"(110mm), 1 x SDS PLUS Shank(110mm/4-5/16"), 1 x SDS PLUS Shank(300mm/11.81"), 1 x SDS Max Shank(300mm/11.81").
【Wide Application】Concrete hole saw kit easily drills through most common wall materials ,as cement ,brick, concrete, adobe, and stone etc. Widely used for drilling walls or install tubing, water pipes, exhaust hoses and more. 【 Considerations】Equipped with a hole saw drill bit, suitable for all major manufacturers' SDS Plus tools, Adding coolant during continuous high-speed drilling, It can prevent the drill bit from burning or breaking, Increase the service life of the product. With 4.2 stars on Amazon, it's earning solid feedback from real buyers — check recent reviews to see if it fits your needs.



