Vacuum brazed diamond dry drilling bits Core bits set with 5/8-11 thread for porcelain tile granite marble stone Masonry brick

Place of Origin:

Hebei, China

Brand Name:

no

Model Number:

DB00201

Type:

Core Drill Bit

Use:

tile prorcelain glass engineer stone

Product name:

diamond drill bit/hole saw

function:

core drilling

Diameter:

20/28/35/40/43/50/55/68mm

Material:

Diamond Segment ,45#steel

Thickness:

4.7mm

Height:

10-15mm

advantage:

best sharpness,long service life