10Pcs 5mm Tungsten Tile Drill Bit Set Carbide Glass Ceramic Flat Spear Head

Spear-pointed tip design reduces breakout and the bit features a carbide tip. Spear point carbide for fast cutting speed and extra cutting life. Small cutting resistance, improve the trepanning speed. This drill bits will drill without chipping or cracking the material when properly used. Ideal for glass bits, ceramics, wood, metal, plastic, tile, cement and other hard fragile materials., Weight: 0.0220462262 pounds, Manufacturer: Funitric