VEVOR Core Drill Bit Diameter 5/8-11

Premium Diamond & Complete Kit & Elaborate Clearance Holes This professional diamond core bit with a pilot bit and a saw blade is high-frequency welded, providing a rapid and clean drill. 1.6cm -11 general thread is ideal for diversified machines applied to hard concrete and brick. The core bore drill is elaborate aluminium alloy, selected diamond teeth, and high-frequency welding technology, providing steady and rustproof. Our diamond core drill is suitable for most types of machines in the market. You can instal the drill on your previous machine effortlessly. These core drill pilot bits are equipped with cooling chip removers for fast chip removal, aiming to operate directly on the wall and reduce noise. Our handheld core drill comes with a core bore drill, a pilot bit, and a hot-pressed corrugated saw blade, well-designed to furnish you with maximum convenience. High-frequency welding has firm, sharp, and wear-resisting properties, the heat evenly technique without missing welding. The core drill reducer is paramount to your projects, widespread used in installing air conditioning, range hood, sewer, and engineering coring.