abrasive resistance tungsten carbide countersink road drill bits/hard road drilling button/drilling

Place of Origin:

Zhejiang, China

Brand Name:

GANGXIN

Model Number:

various

keywords:

carbide road drill bits/carbide road drilling button/

Use:

road drilling

weight:

42g; as your order

size:

h21mm,dia19.6mm; as your order

Application:

for road repair, cutting pavement materials.

ISO code grade:

K30,K40

Product name:

abrasive resistance tungsten carbide countersink road drill bit

material:

100% raw material

Hardness:

86.8-88