10Pcs 4mm Tungsten Tile Drill Bit Set Carbide Drill Bit Glass Ceramic Flat Spear Head Drill Bit

• 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.

Specifications: Material: Carbide Shank Diameter: Approx. 6mm Total Length: Approx. 72mm Usage: Masonry Drilling Head type: cross spear head, flat spear head Bit type: tile & glass drill Package included: 10 x Drill Bit