Established in 1958 ,our Factory is a state own company manufacturing geological drilling tools, horizontal directional tools and DTH China.We are now the strategic partner of Atlas Copco China,and we provide our good quality products to them.Our factory ...

We\'re a Sino-German joint venture, completely equipped for manufacturing and exporting of:-Drill Collar, Non-Magnetic Drill Collars, Spiral Collar With Elevator & Slip Groove;-Integral Heavy Weight Pipe, Integral Kellys;-WZ Type straight blade ...

As one of the professional exporters a wide range oilfield equipment,we can offer following production at low price :(1)Seamless or ERW API 5CT Casing:J55, K55, N80, L80, C95, T95,P110 OD: From 4-1/2" - 13-3/8" Length range: R2 R3 Thread ...