Features:


*It is made of high quality alloy as raw material. The process of ox nitriding of the cutter head strengthen the drill hardness.

*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 is unified.

*Small incision resistance?feature drilling stably, fast speed, not breaking the border. Opening neat, smooth, no broken edges, no tremor phenomenon, chip easily.

*Professional glass and tile drill bits provide smooth and accurate drilling in ceramic tiles, marble, thin iron plate, 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, bench drill.



Specifications:

*Material: Cemented Carbide

*Color: As picture show

*Size: 3mm,4mm,5mm,6mm,8mm (Approx.)

*Quantity: 5pcs



Package Contents:

5*Universal Drilling Tool