Hole saw set Ø30/40/50mm - 350mm SDS Plus concrete core drill bit - Extension shank - Carbide tip - Professional

1. Premium Material: Made of YG8 tungsten carbide and tips, heat-treated and hardened for robustness and durability 2. Cut a Perfect Hole: Hardened tips combine with an optimized design to provide a smoother and faster hole cut without vibration 3. High Efficiency: Dual large chip openings on both sides of the wall drill bit ensure smoother chip removal and higher drilling performance 4. Professional Core Drill Bit: This cement brick hole saw bit is widely used for cutting concrete, brick engineering, drilling walls, stone, air conditioning installation, etc. 5. Our Difference - We aim to manufacture the best products to inspire our customers to live a more convenient and safer lifestyle. We have a professional product monitoring team that focuses on all the details that matter to you.