Features Premium Carbide Construction: Crafted with high-temperature quenching for exceptional sharpness and durability, ensuring precision cutting without breakage High Hardness For Efficiency: Features a carbide head that offers remarkable impact resistance and rapid drilling speed, making your projects quicker and more efficient User-Friendly Design: The thin wall core bit is easy to use and supports fast punching, providing convenience for both professionals and DIY enthusiasts Versatile Applications: Perfect for creating clean holes in concrete, brick, and stone, this tool is ideal for installing air conditioners and various construction tasks Effective Core Removal: Designed specifically for masonry, brick, and block core removal, this tool delivers practicality and reliability for all your drilling needs Features: 1、OF SHARPN AND : Carbide is forging with high temperature quenching, poss of sharpn edge, not easy to break when cutting, very 2、HIGH HARDN AND FAST DRILLING: Carbide head inserts have the characteristics of high hardn, strong impact resistance, and fast drilling speed, very efficient 3、SIMPLE AND FAST PUNCHING: Thin wall core bit support simple , easy to use, come with fast punching speed, provide great convenience 4、WIDE USES: This cement brick electric hammer drill is widely used for cutting clean holes in concrete, brick work, drilling wall, stones, installing air conditioners, etc. 5、MASONRY BRICK BLOCK CORE REMOVAL: This thin wall core bit can realize core removal of masonry, brick, and block, useful and practical Specification: Item Type: Thin Wall Core Bit Material: Carbide Color: Silver Specification: Approx. 30mm / 1.18in Wide Application: This cement brick electric hammer drill is widely used for cutting clean holes in concrete, brick work, drilling wall, stones, installing air conditioners, etc. Package List: 1 x Thin Wall Core Bit Package List 1 x Thin Wall Core Bit