BRSCHNITT Diamond Drilling Core Bits Vacuum brazed 4pcs/set Dia 20mm/25mm/35mm/ 50mm Porcelain Ceramic Tile Granite Marble How Saw

Item: Vacuum brazed diamond drilling bits for porcelain granite

Quantity: 4pcs

Connection:Triangle Shank

Grit #40/45

Specification: 

Diameter 20mm,25mm,35mm,50mm

Total length 65mm, Diamond height 10mm

Application: 

Drilling for porcelain ceramic tile, granite, marble ...

Features:

1.Triangular handle design,more stable clamping and more stable drilling;

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

3.Vacuum brazing technology,high efficiency and faster drilling speed.

NOTE:

1.Don't use  impact or hammer mode;