7pcs Tungsten Carbide Tip Drill Bits Masonry Drill Bits Set Carbide Drill Bit Set for Porcelain Ceramic Tile, Glass, Concrete, Plastic, Brick Wall, Masonry (3 4 5 6 8 10 12mm) by Amazon.co.uk

• 【U type slot design】 U type slot design can fast drilling dust remove, the Triangular handle design operation more stable. And 3-flats shank ensures you can hold it firmly, without slip and scratching, will not damage the tile glaze.

• 【Shape pointed design】 This hard tungsten carbide tip drill bit is sharp, easy to locate, drilling stably, fast speed, not breaking the border, opening neat and smooth. Pointed design strong tungsten carbide tip can easily penetrate various material(tile, concrete, brick wall, glass, mirrors, plastic masonry and wood).

• 【High quality material】 Drill bit set is made of sturdy and durable alloy, the hardness is higher than that of the ordinary drill bit. Carbide tipped drill bits are built for longevity and will stay sharper much longer than typical steel drill bit.

• 【7 commonly used sizes】 Tungsten carbide drill bit set includes 7 different sizes: 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm, 3-flats shank. These carbide drill bits perfectly fit various drilling tasks, high drilling accuracy. Rotating thread design, drilling and chip removal more smoothly.

• 【Wide application】 Drill bits set is perfect for drilling in all kinds of materials including ceramic tile, granite, concrete, tile, brick, wood, plastic, glass, masonry, etc. When drilling hard material (glass, porcelain floor tile, marble or granite), please use water for lubrication.