Core Drill Set 10 Pcs TCT Core Drill Bit 35 mm 40 mm 50 mm 65 mm 82 mm 110 mm Concrete Drill Bit Set with Guide Drill 350 mm Shank 300 mm SDS Plus Extension Shank - GOTOTOP, GOTOTOPs0kfopudwq209

• Tungsten Carbide Tip Core Drill: This TCT tungsten masonry hole cutters set contains tungsten carbide tip core drills, which high melting point, strong high temperature resistance, safe and reliable use, strong hardness, not easy to damage or wear, and the cutting speed is much higher than that of high-speed steel. Wall drilling such as blocks and wood blocks is perfect Rich Package: The 10pcs SDS plus extension shank hole saw bit suite is rich, including 6 Core Drill Bits, one 110mm Shank, one 350mm Shank, 2 Guide Drills, and 2 Locking Screws. It is comprehensive and abundant, which is very suitable for assisting you to quickly open holes in the wall. It is very convenient to use Different Sizes: The tct core drill bits cutter set contains 35mm, 40mm, 50mm, 65mm, 80mm and 110mm core bits, 35mm-45mm drill bits for water pipes and heater tubes, 55mm-80mm drill bits for air conditioning pipes, 110mm drill bits for 4-inch wall fan. You can flexibly choose the drill bit you need according to the material of the wall and the size of the hole to be drilled Stable and Durable Carbon Steel: Except for the pointed core drill, the other parts of this extension shank carbon steel tct core drill bit set are made of carbon steel, with extremely good hardness, excellent rust and corrosion resistance, not easy to damage, smooth surface, stable and durable, suitable for long-term use Professional Kit:This hollow tct core drill bits cutter is made of high-quality metal, strong and durable, and rich in size. It also includes SDS + tool holder, pilot drill and 300mm SDS + extension shank, which is very suitable for cutting clean holes in concrete, bricks and blocks. If you have any questions, please feel free to consult, our staff will reply to you on working days