Factory make diameter 20-60mm chisel tungsten carbide drill bits for rock drilling

Place of Origin:

Zhejiang, China

Brand Name:

GANGXIN

Model Number:

chisel tungsten carbide drill bits

Material:

Tungsten Carbide

Use:

Masonry Drilling

Type:

Center Drill Bit

Common Diameter:

28,30,32,34,36,38,40,42mm etc

Tips material:

tungsten carbide

Body material:

chrome-molybdenum steel

Hole diameter at the bottom:

20, 22mm

Size:

as per your requirement

Character:

It joint drill rod in the machine before working.