JunZi Guan Industrial Zone Cangzhou, Hebei
Hejian Ruide Drilling Materials Co., Ltd. is mainly engaged in the production and sale of all sorts drilling materials equipments, such as Tricone rock bit,single cone bit,PDC drill core bit,drill rig machine,drill pipe rod, steel pipe,etc. With more than 30 ...
Tricone rock bit, single cone rock bit, PDC drill bit, PDC core bit