12PCS Drill Bit Set for Glass & Concrete, Tungsten Carbide Tip Bits Concrete Wall Mirror and Ceramic Tile on Brick 3-12Mm

• PACKAGE DETAILS: Acquire a set of 12 glass concrete drill bits, each measuring approximately 6 mm, compatible with electric hand drills and bench drills with a machine drill clamp range of 10 mm or more. • DURABLE CONSTRUCTION: Manufactured from high-grade alloy, these drill bits boast rust resistance, wear resistance, and a reinforced head to prevent cracks, ensuring extended service life. • USER-FRIENDLY DESIGN: Featuring a 1/4 inches hex shank, these carbide-tipped drill bits effortlessly fit into all power tools, offering quicker and smoother drilling to optimize your productivity. • VERSATILE USAGE: Suitable for drilling into a myriad of materials such as glass, tile, ceramics, wood, marble, and concrete. Always remember to use water or coolant for continuous drilling. • PRECISION DRILLING: Designed for neatness, the drill bits offer minimal incision with a sharp edge, resulting in clean, burr-free holes for an enhanced drilling experience.