Verified SupplierSince 2014
Hejian RuiDa Petroleum Material Co., Ltd. is a Chinese supplier of drilling tools since 1998.We specializes in Tricone bits,steel tooth bit,TCI tricone bits,PDC bit,diamond drill bits,reamer bits(hole opener),diamond cor ...
Heijian RuiDa Petroleum Materials Co., Ltd.
China's hebei cangzhou HeJian
Manufacturer · Wholesaler
The videos intuduce details of work processing of rock bit. You can see how does the product work clearly and easily.
May 21, 2014