5pcs Universal Drilling Tool Cross Alloy Drill for Woodworking Silver

HIGH-QUALITY: 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 universal electric hand drill, bench drill. The machine drill clamp range is 10mm and above.No need to add water, you can drill to the bottom in one click.Universal various materials, efficient drilling.colour: silverMaterial: carbideSize: 3/4/5/6/7mmPackage Contents:1 set x Universal Drilling Tool(5 PCS)Only the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.