Set of 6 Tungsten Carbide Drill Bits, Tile Drill Bit Set, Tungsten Carbide Diamond Drill Bits for Ceramic Tiles, Concrete, Brick Walls, Glass (4/6/6/8/10/12 mm)

Features:【TUNGSTENE CARBIDE】: Thicker, higher-quality tungsten carbide with a reinforced head that prevents jaw breakage.The surface is treated with an anti-rust coating, offering good abrasion resistance and extreme hardness for extended service life.【TRIANGULAR HANDLE】: The U-shaped slot design allows for quick dust removal from the drill bit.The triangular handle design provides more stable operation, preventing slippage and scratches, and won't damage the finish. (The cutting edge and hole are smooth and complete, without leaving any burrs)【PERFECT CUT】: The robust tungsten carbide tip with its sharp design can easily penetrate various materials, is easy to locate, drills stably, at high speed, without breaking the edge, and leaves a clean and smooth opening.(Rotating thread design for smoother drilling and chip removal)【DIFFERENT SIZES】: 6-piece drill bit set with 4 different sizes (1 x 4mm, 2 x 6mm, 1 x 8mm, 1 x 10mm, 1 x 12mm).Carbide drill bits are designed for durability and will last longer than conventional steel drill bits.【MULTIFUNCTIONAL】: Suitable for glass, ceramic tiles, wood, ceramics, stone, concrete, bricks, etc. When drilling hard materials (glass, porcelain tiles, marble, or granite), please use water for lubrication!Note: All data is measured manually; please allow for a 1-2cm error. Due to differences in lighting and display settings, there may be some color variation; please refer to the actual item received.