High Quality Dry used Diamond Core Drill Bit for Concrete

Place of Origin:

Zhejiang, China

Brand Name:

GUSHI,OEM

Model Number:

HDCB

Color:

Any color according to your request

Diameter(mm):

22 - 162

Length:

170/350 - 170/350/450

Segments type:

Rim/Crown

Segment quantity:

3-8

Segment Size:

2.5*7 - 3.5*7

Segment Craft:

Laser welded/brazed

Application:

For drilling bricks,concrete,etc.