BRSCHNITT Dry Double-Ended Diamond Drill Core Bit 1/2/5pcs Dia 6-6mm 6-8mm Granite Marble Masonry Tile Ceramic Vaccum Brazed How Saw

Item: Vaccum Brazed Diamond Double-Ended Dry Drilling Bits 

Quantity:  1pc or 2pcs or 5pcs

Specification: 

Diameter 6-6mm,6-8mm,Diamond height 10mm,Total length 80mm

Application:

1.Used for drilling granite, marble, masonry, concrete, tile,ceramic and other materials;

2.Fit with electric hand drill.

Feature:  

1.Cooling Wax,keeps the bits cool and lubricated,dry drilling without water;

2.High-quality Diamond Grains, fast and Smooth drilling，provides a better finish;