MODEL: ZR-006

DIAMETER: 4mm-100mm

special diamond drill bits for automotive glass, car glass drilling

automotive glass drill bits

1. This drill bit is special designed for automotive glass drilling holes. After many tests and valuable feedback from our customers, we successfully developed this shelf-sharpen drill bit.

2. Advantages:  sharp, shelf-sharpen, fast, high efficiency, high product yield and so on.

3.This drill uses an optimum speed between 3500rpm-4500rpm  and feeding speed  0.6-1.2mm per second.