Set of 7 masonry drill bits with triangle handle (3mm, 4mm, 5mm, 6mm, 8mm, 10mm，12mm) for brick, tile, cement, ceramic, glass, plastic, etc. Tungsten Carbide Drill Tip

High quality material: carbide tipped alloy head with stronger hardness. Carbide tipped drill bits are built to last and will stay sharp much longer than a typical steel drill bit.

【U-type slot design】U-type slot design with rapid removal of drilling dust, triangular handle design, more stable operation.

Wide range of uses: The sharp tip made of solid tungsten carbide can easily penetrate various materials (ceramic tiles, glass, mirrors, plastic masonry and wood). If you use the drill bits to drill concrete, brick walls and other hard materials (glass, porcelain tile, marble or granite), please use water for lubrication.

【With 7 different sizes】 3mm, 4mm, 5mm, 6mm, 8mm, 10mm, 12mm. 3 flat shank, these glass drill bits perfectly adapt to various drilling tasks, high drilling precision. Rotary thread design, smoother drilling and chip removal.

【First-class performance】 Lance pointed design, this solid tungsten carbide tipped drill bit is sharp, easy to locate, drilling stably, fast speed, not breaking the edge, opening clean and smooth. The 3-flat shank allows you to hold it firmly, without slipping or scratching, and will not damage the tile varnish.