Efficient Universal Drilling Tool 5pcs, Cross Alloy Drill Bit, High-Grade Alloy Hole Opener, Tile Drill Bits Ceramic Diamond, Wall Drilling Auxiliary, Plexiglass Drill Bit Set (5Pc,3/4/5/6/7)

Efficient Universal Drilling Tool 5pcs, Cross Alloy Drill Bit, High-Grade Alloy Hole Opener, Tile Drill Bits Ceramic Diamond, Wall Drilling Auxiliary, Plexiglass Drill Bit Set (5Pc,3/4/5/6/7)

• ✔️【5/7 Different Sizes be Usable】: 3mm,4mm, 5mm, 6mm, 7mm, 8mm, 10mm suitable for your different needs. It can be installed in the general electric hand drill, bench drill, the machine drill clamp range is 10 mm and above. Remember to add Water or coolant when drilling.
• ✔️It is made of high quality alloy as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness.
• ✔️Unique cross-cut design, low cut resistance, stable drilling, fast speed, no edge breaking. The opening is neat, smooth, no broken edges, no tremor, not easy to break, and more efficient drilling.
• ✔️Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plate, mirrors and glass.
• ✔️Alias: Ceramic Drill Bit Set, Glass Drill Bits, Carbide Tip Drill Bit, Electric Drill Puncher Drill Bit Tile Drill Bit, Concrete Drill Bit Set, Electric Drill Bit 5pcs for Ceramic, Glass and Tile Drill Bits Set, Carbide Drill Bits, Tile Drill Bits, 5 Pcs Set Efficient Universal Drilling, 5pc Alloy Hole Opener Set, 5pc Alloy Hole Opener Set