Thread head diamond glass drill bits ZR-002

Branze thread head drill bit

Model: ZR-002

Size: Dia5mm-Dia100mm

1.Bronze diamond glass drill bits are suit for all kinds of 4-19mm thickness glass;

2.Pls note: we suggest that working speed 3000-3500rpm for dia5-dia42,2000-2500rpm for dia45-dia70 and 1000-1500rpm for dia70-dia100 is best.

3.During the working, pls ensure the drill bit is cooling by water from inner and outside. If the drill bits are not sharp enough after some time, pls use 80-100# white corundum wheel to sharpen it then it can work again.

4.OEM is acceptable.