Xuanhua Jinke Drilling Machinery Co.,Ltd. Jinke provide users high quality drilling solutions,we always focus on the strategic conception of “Survival by quality, Development by credit’’.
Concentric And Eccentric Drill Rig Parts For Downhole Drilling Tools 1.Sound drilling straightness and fast drilling speed. Theoretically, symmetric ....
Button Bits 1''-12'' Low To High Pressure Downhole Hammer Bit, DTH Rock Drill Tools Product features: DTH Drill Button Bits are produced from premium ...