Room 1236,Building B,Yi Yuan International Plaza,Xin Yi Road, Zhengdong New District,Zhengzhou City,Henan Province,P.R.C. Hangzhou, Zhejiang
We produce a wide range of mining drill tools including PDC bits,Website:http://www.qianruidrill.com, cutters, diamond core bits, TC oil tricone etc. They are widely used in mining, geological exploration, drilling and other industries. All our products ...
Diamond compact bit、Geological exploration drill、Milling machine milling cutters、Road roller、Cutting
