- TCT Core Drills: These are tungsten carbide tipped core drills, they are ideal for cutting clean holes in brick, concrete and block work
- Various Sizes: There are 35mm, 40mm, 50mm, 65mm, 82mm and 110mm core drill bits, SDS+ arbors, pilot drills and a 300mm SDS+ extension shank in the set; These sizes hole saw for concrete will meet your different needs
- Application Field: The 35mm-45mm drills are used for drilling water pipe and heater pipe, 55mm-80mm drills are used for air conditioning pipe, and 110mm drills is used for 4inch wall fan
- Complete Accessories: This premium concrete hole saw kit includes everything you need to get started; It comes with two guide drills and two locking screws to help you quickly solve the drilling problem
- Warm Prompt: The concrete hole saw is a circular handle model, the circular handle model is suitable for light electric hammer; the square handle model is suitable for heavy electric hammers. Please confirm your equipment meets the requirements before purchasing