HPMAISON Tile Drill Bits, 10Pcs Tungsten Carbide Tip Bit Set, Industrial Strength Bits for Ceramic Tile, Glass, Brick, Cement, Plastic, Wood, 3 4 5 6 8 10 12mm

【Premium Material】 Carbide tipped alloy head material with stronger hardness. Carbide tipped drill bits are built for longevity and will stay sharper much longer than you're typical steel drill bit. 【U Type Slot & Triangular Handle Design】 U type slot design with fast drilling dust remove, Triangular handle design, operation more stable. 【Wide Range of Uses】 Pointed design strong tungsten carbide tip can easily penetrate various material (porcelain ceramic tile, glass, mirrors, plastic masonry and wood). If you use the drill bits to drill concrete, brick wall and other hard materials (glass, porcelain floor tile, marble or granite), please use water for lubrication. 【10Pcs Tungsten Carbide Tile Drill Bit Set】 3mm x 1pc, 4mm x 1pc, 5mm x 1pc, 6mm x 4pcs, 8mm x 1pc, 10mm x 1pc, 12mm x 1pc. 3-flats shank, these drill bits for ceramic tile perfectly fit various drilling tasks, high drilling accuracy. Rotating thread design, drilling and chip removal more smoothly. 【First-Class Performance】Spear pointed design, this strong tungsten carbide tip drill bit is sharp, easy to locate, drilling stably, fast speed, not breaking the border, opening neat, smooth. The 3-flats shank ensures you can hold it firmly, without slip and scratching, will not damage the tile glaze.