7Pcs Tungsten Carbide Triangle Drill Bit for Ceramic Tile Concrete Glass 3-12mm Multifunctional Drill Bit Perforated Tri

Name: Multifunctional triangular drill Colour: Black material: metal Specifications: 3MM, 4MM, 5MM, 6MM, 8MM, 10MM, 12MM Applicable: metal, wood, plastic, glass, ceramic tile, cement and other materials to open holes Features: 1. Carbide head, high hardness, wear resistance 2.U-shaped chip removal groove, drilling smoothly without clogging 3. Universal non-slip triangular handle, more stable work packing list: 7*drill/1*drill