Rock drilling tools 1.Coal cutter bits Manufacturer 2.ISO9001-2000 quality 3.10 years supply rock drilling tools

We are specialized in the production of rock drilling tools,making them according to GB/T6480-2002<<CENTMET CARBIDE ROCKBIT>> Features:

1) The best alloy steel and tungsten carbide tips

2) Uses the best copper welding

3) Special heat treatments

4) These coal round pick cutter bits are suitable replacements for "Kennametal" products

5) Website: www.qianju.cn

Coaling Cutter Bits /Rock drill tools