Drill Core Bits Kit with M14 Thread for Tile/Porcelian Ceramic Marble Brick

Item: One set Vacuum brazed diamond core bits with Box, professional quality 

Quantity: 7pcs products with box 

(Diameter 20mm 27mm 35mm 55mm 68mm Drill Bit; Diameter 20mm Finger Bit; M14 male thread To 3/8" Hexagon Shank Adapter. each size one piece)

Specificiation: 

Drill Bit: Diameter 20mm 27mm 35mm 55mm 68mm, Total length: 75mm, Connection: M14 Thread, Diamond height 15MM;

Finger Bit: Diameter: 20MM, Workable Length: 50MM, M14 thread, Total Length: 65mm, Grit #50/60;

Adapter: M14 male thread, 3/8" Hexagon Shank, total length 55MM, shank length 28MM

Box Size: 33.5x14x10.5CM

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. Aapter: M14 thread core bits can be fitted on hand drill or electric drill.

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 

6. Less loss of material 

7. Less heat generation 

8. Better finish quality 

9. Adapter: Good quality steel, long life, and Surface Nickel plating

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