Professional Coated Marble Opener Universal Thicken Concrete Drilling Bits Wear-resistant Ceramic Drill Bit

Material: Steel + Coated

Diameter: 20mm(0.79in)/25mm(0.98in)/30mm(1.18in)/35mm(1.38in)/40mm(1.57in)/45mm(1.77in)/50mm(1.97in)/5mm(0.20in)

Length: 84mm(3.31in),Shank diameter:10mm(0.39in)

Functions: suitable for drilling holes in marble, concrete, granite, tiles, glass, etc.

Features:

This Bit is made made of high quality material with high hardness and durability, which is not easy to be damaged, is well-made and has high quality, and has a long service life.

The hole bit has strong hole opening performance, and can keep fast drilling speed and smooth drilling without seamless, has stable performance.

The Drill Cutter adoptes high quality brazing technology to sharpness tooth edges to support smooth openings without broken edges, no vibration.

The hole drill bit has small size, easy to carry and store, and has a wide range of uses, can be suitable for drilling holes in marble, concrete, granite, tiles, glass, etc.

Package Included: