Strong spring design
drilling never get stuck
Quickly eject waste when drilling and prevent drill jams
Redefining Brazing
Gnatire Drill Bit
with spring and sponge
easy drilling 300 holes
without wear & deformation
Best drill bit can easily punch continuously without jamming!
Product thickness/punching techniques/machine power and speed will affect the hole drilling effect
Built-in absorbent sponge
Rapid cooling reduces friction
quickly cool the drill bit, reduce friction & dust, increase efficiency
Removable sponge
Dry drilling holes
100
Thickened steel grit
No need to add water
High-density hollow heat dissipation holes
✔️ Fast heat dissipation
✔️ More durable
Labor-saving brazing hole opener drill bit
Built-in sponge
Strong spring
Applicable
vitrified
glass
marble
granite
quartz