s: It is made of high quality Cemented Carbide as raw material. The process of oxynitriding of the cutter head strengthen the drill hardness.
Key Features
Fully automated polishing: Polished CNC is fully automated,Full-grinding and anti-rust treatment, clean and sharp without burrs.The drill bit is more wear-resistant and more durable
UNIQUE ANGLE DESIGN： Small incision resistance，feature drilling stably, fast speed, not breaking the border
Opening neat, smooth, no broken edges, no tremor phenomenon
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） The machine drill clamp range is 10mm and above...
