Item: Vaccum Brazed Diamond Dry Drilling Bits for stone masonry....
Quantity: 10pcs,(5pcs 6mm,3pcs 8mm,2pcs carbide triangular drill bit).
Specification:
1.diamond core bit :Round Shank,diameter 6mm 8mm, diamond length 8mm, total length 65mm
2.carbide triangular drill bit:Round Shank,diameter 6mm, diamond length 12mm, total length 68mm
Application:
For drilling granite, marble, masonry, concrete, ceramic tile, glass, hard plastic.....
Feature:
1. Wax inside for cooling,dry drilling without water.
2. Vacuum Brazed technology,high efficiency and durability.
3. High-quality diamond grains, fast and Smooth drilling.