Multifunctional Vacuum Brazed Diamond Core Drill Bits with Coutersink

1. Very high diamond concentration gives maximum footage and drilling speed in all types of drilling applications.

2. Vacuum Brazed process allow bits to cut without water and ensured a longer life.
3. Use water to cool down the bit while drilling is highly recommended to extend the lifetime if the bits.
4. Suitable for core drilling of Glass and Tiles.
5. Ideal for both professional contractors and DIY users.