Pr 100mm Concrete Hole Saw, with 220mm SDS PLUS Extension and Centering Drill, Concrete Core Drill, Multi-Material Concrete Drill Bit, Hole Saw for Masonry Stones, Cement, Brick

HIGH-QUALITY MATERIAL: Our 100mm concrete hole saw is made of carbon steel and tungsten carbide, ensuring exceptional durability. The three-point design and 135° triangular cutting edge of the concrete bit make drilling easier. Combined with the core drill's ventilation vents, debris is effectively evacuated during use. SIMPLE USE: Our hole saw has a one-piece body and replaceable SDS concrete drill bits, allowing you to work without water. The included wrench simplifies tightening and loosening the mounting screws. The fixing screws can be loosened easily; replacement M3 screws are recommended.INNOVATIVE DESIGN: The included dust collection bag traps brick residue and dust generated by the multi-material hole saw, reducing messes.A plastic box is provided to store accessories such as the SDS PLUS extension, safety screws and key, preventing loss. TIPS FOR USE: We recommend applying light pressure to minimize friction. Periodically remove the SDS extension after penetration to remove heat and debris, and check the tightness of the screws. For long work, wear glasses, gloves and earplugs. AREAS OF APPLICATION: The hole saw box includes a 220 mm SDS PLUS extension, compatible with light hammer drills (1000 W). The 110 mm center drill is suitable for hood ducts, air conditioning ducts, etc. The 100mm concrete hole saw drills walls made of red brick, concrete block, hollow brick, terracotta and cellular concrete up to 30 cm thick.