Features Advanced Carbide Technology: Engineered with carbide technology, this tool offers exceptional durability and fast cutting, making it ideal for the toughest applications Precision Cutting Design: Featuring a 130-degree drill tip for precise center positioning, this tool ensures sharper cuts and strong wear resistance for optimal performance Effortless Operation: The thin wall core bit allows for simple and quick punching, enhancing convenience and efficiency during your drilling projects Versatile Application: Perfect for cutting clean holes in various materials like concrete, brick, and stone, making it a must-have for installing air conditioners and more Effective Core Removal: Specifically designed for masonry, brick, and block core removal, this tool is both practical and reliable for your construction needs Features: 1、 CARBIDE TECHNOLOGY: Using carbide technology, optimized tooth geometry enables hole saws to provide excellent service life and fast cuts in the most demanding applications 2、EXCELLENT PERFORMANCE: Center positioning with 130 degree drill tip design, poss strong wear resistance, bring sharper cutting 3、SIMPLE WITH FAST PUNCHING: Thin wall core bit support simple , easy to use, come with fast punching speed, provide great convenience 4、WIDELY 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、FOR 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. 35mm / 1.38in 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