Linkstyle 7PCS Professional Masonry Drill Bits, Industrial Strength Concrete Drill Bit Tungsten Carbide Tip for Tile Brick Plastic Cement Wood Glass, 3-12mm

7 Pieces Masonry Drill Bits: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm. These drill bits for glass are fully suitable for various drilling tasks, and can be installed on electric drills

High Quality Drill Bits: Made of carbide head material, with low resistance and high hardness, high drilling accuracy, improve work efficiency

U Shaped Groove and Triangular Handle: Double U-type groove slot is smooth and flat, brings fast drilling and chip removal. The triangular handle makes the drill bit easy plug and clamp tightly

Spear Tip Design: Industrial strength tungsten carbide drill bit tip is sharp, easy to locate, stable drilling, fast, does not break the boundary, and the opening is neat and smooth

Widely Used: The tile drill bits set can easily penetrates various materials, suitable for drilling ceramic tiles, concrete, bricks, wood, plastics, glass, masonry and other materials