colaxi Dry Diamond Core Drill Holesaw Thread Power Tool Accessories with Adapters Round Hex Shank for Brick Stone Concrete Tile

[Deep Drill Capability]: With a drill depth of up to 13 inches (330mm), this Diamond Dry Core Bit is great for large scale drill projects, ensuring efficiency and precision in every task [Professional Grade Dry Core Drill]: This dry diamond core drill is designed for professionals, featuring a 2 inch (51mm) diameter and a total length of 14.56 inches (37cm), making it ideal for demanding drill tasks [with Heavy Duty Adapters]: Equipped with two heavy duty adapters, Round Shank and Square Shank, this diamond drill offers flexibility and compatibility with different drill tools, fitting seamlessly with various core drill machines [Fast and Clean Drill Performance]: Engineered for fast and drill with minimal damage to surrounding materials, this drill tool is suitable for various materials and projects, making it an essential addition to your toolkit [Sturdy Construction for Harsh Conditions]: Made from diamond materials, this Drill Depth Core Bit ensures long term durability even under tough conditions. It features standard threading and adapters fit for different types of drill and machines, suitable for concrete, red brick, masonry walls,marble rock, and stone installations like air conditioners or exhaust fans Specification: Material: Diamond, Color: Gold Size Chart: Length 37cm/14.57inch Package Includes: 1 Dry Diamond Core Drill 1 Square Shank Adapter 1 Round Shank Adapter Note: 1. The angle grinder needs to be equipped with a conversion chuck. 2. The faster rotation speed, the more the number of punching holes, the recommended rotation speed is above 2600mpr/m. 3. It is not recommended to use ordinary impact drill.