Self-cooling Diamond Drill Bit, 3835 Series
- Vacuum brazed diamond drill bits for drilling tile, ceramic, granite slab, marble slab, glass, etc.
- Self-cooling funciton with wax inside tube body.
- DIN6.35E quick change hex shank to fit quick change chuck for easier and faster work.
- High strength and levels of diamond grits to form the special formulation to meet different drilling purposes.