1set/6pcs Diamond Drill Core Bits Granite Marble Ceramic M14 Thread Hole Saw Sale

Item: Vacuum brazed diamond core bits set with Box

Quantity: 6pcs products with box 

Connection: M14 Thread

Specificiation: 

Drill Bit: Diameter 20mm, 25mm, 35mm, 50mm, Total length: 60mm,

              Diamond height 10MM;

Diamond Finger Bit: Diameter 20mm, Working length 50mm, Total Length 65mm

Chamfer Bit: Diameter 50mm, Working length 46mm, Total length 55mm,  Grit #80

Box Size: 22x15x8.5CM

Application: 

1. Drill Bit: Dry/wet drilling for porcelain tile, granite, marble, ceramic;

2. Finger Bit: Enlarge, shape and/or round bevel existing holes in Porcelain, Hard Ceramic, marble and granite

3. Chamfer Bit: For chamfering, widening, grinding and polishing exit holes.

Feature: 

1. Vacuum brazed technology provide high efficient working performance

2. Fast and Smooth drilling

3. Long lifetime 

4. Less Chipping 

5. Minimizing any breakage