ZHENGZHOU ROCK DRILL MACHINERY EQUIPMENT

Zhengzhou Rock Drill Machinery Equipment Co.,Ltd is a mining and rock drilling tools company.We main provide tapered button bits,... Our product have been exported to Europe,USA,Australia,Africa,South America,Mid-east,East Asia, more than 30 countries... We look forward to establish a long-term cooperation relationship for our common development. If you are interested in our products,

Also known as: Zhengzhou Rock Drill Machinery Equipment Co.,Ltd