Item: Dia 6MM Vaccum Brazed Diamond drilling bits, Dry drilling for stone, masonry, ceramic/tile....

Quantity: 

5pcs(4pcs 6mm dimaond drill bits+1pc carbide positioning bit)

Specification: Diamond Drill Bit: Diameter: 6/6/6/6mm, diamond length: 10mm, Total length:68mm, Grit:35/40;

                       Carbide Bit: Diameter: 6mm, Workable length: 45mm, Total length: 77mm.

Application:  Diamond Drill Bit: For drilling granite & marble, masonry, concrete, tile/ceramic, hard plastic.....

                      Carbide Bit: For Positioning.

Feature:       1.Wax inside for cooling, Dry drilling without water;

                     2.Quick-Change, Easy to use, multi-purpose drilling;

                     3.Less heat generation, Better finish quality;

                     4.Carbide Bits for Positioning, solve the problems of diamond bit drifting and walking.