7 Piece Carbide Masonry Drill Bit Set for Porcelain, Tile, Concrete, Brick Walls, Glass, Mirrors, Plastic, Masonry and Wood (6, 6, 6, 8, 10, 12mm)

High-quality material: Highly hardened carbide tip. Carbide-tipped drill bits are particularly durable and stay sharp much longer than conventional steel drill bits. U-groove design: The U-groove design allows for quick drilling and promotes dust removal. The triangular handle ensures a secure grip. Versatile applications: The robust carbide tip effortlessly penetrates various materials (porcelain, ceramic, glass, mirrors, masonry, plastic, and wood). When working with concrete, brick walls, and other hard materials (glass, porcelain, tile, marble, or granite), use water for lubrication. 7 sizes: 6 mm, 6 mm, 6 mm, 6 mm, 6 mm, 6 mm, 8 mm, 10 mm, 12 mm. Thanks to the 3-sided shank, these glass drill bits are perfect for a variety of drilling tasks and offer high drilling precision. The rotating thread ensures smooth drilling and extraction. First-class performance: This sturdy carbide drill bit features a sharp tip, easy to position, and provides stable drilling at high speeds, preventing chipping and leaving a clean, smooth hole. The three-sided shank ensures a firm grip without slipping or scratching, protecting tile surfaces.