Efficient Universal Drilling Tool (3-7MM)

No need to add water, you can drill to the bottom with one click. Universal various materials, efficient drilling.

• HIGH-QUALITY MATERIALS
  It is made of high-quality YG6X alloy as raw material. The process of oxynitride of the cutter head strengthens the drill hardness.
  
• SURFACE ELECTROPHORETIC PAINT PROCESS
  Full-grinding and anti-rust treatment, clean and sharp without burrs. The drill bit is more wear-resistant and more durable. Fully automated polishing: Polished CNC is fully automated, each one is unified.
  
• UNIQUE CROSS-ANGLE DESIGN
  Small incision resistance， feature drilling stably, fast speed, not breaking the border. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily.
  
• WIDE USAGE
  Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plates, mirrors, and glass. Remember to add water or coolant when drilling.
  
• 5 DIFFERENT SIZES
  Suitable for your different needs. It can be installed in the general electric hand drill or bench drill. The machine drill clamp range is 10mm and above.