The concave bottom mill shoe is used to grind downhole small objects and other unstable fallen objects. Technical specifications and parameters Type OD ( mm) Connection( Box) Hole size( mm) ....
Tianhe Oil Group is a comprehensive enterprise of equipment manufacturing and oilfield service providing. The company is specialized in innovation, manufacture and sales of drill and petroleum....
Roller Reamers are designed for reaming and stabilization in any type of formation. All parts of the tools are made of special alloy steel and heat treated for hardness. Drilling crews can easily....
Type DLT-T Releasable Reversing Overshot, a new type of fishing tool, has many advantages owned by various overshot, box tap and the like, Its distinguishing features are as follows: to unscrew and....
TIANHE Reverse Circulation Junk Basket ( RCJB) is designed to remove all types of small junk objects from the hole. The tool' s main feature eliminates pulling a wet string. Even when the tool is....
TIANHE Releasing Spear provide a positive means to engage and retrieve an internal fish from the well. It is ruggedly built to withstand severe jarring and pulling strains. It engages the fish over a....
TIANHE YXQ16-II Make Up & Break Out Machine is a self-contained hydraulic drive unit which is designed for fast and accurately make up or break out the threaded connections of tubular tools and....
Kelly valve is a manually operated ball type drill stem valve; it is divided into upper Kelly valve and lower Kelly valve. The upper Kelly valve is connected between lower end of swivel and upper end....
Kelly is the drive part of whole drill string, it transmit the torsional energy from the rotary table to the bit in the bottom of the hole. TIANHE precision-machined Kelly is a heavy square or....
The drilling jar is consists of drilling up jar and drilling down jar in one body, which has stable working performance and strong jarring force both up and down. When in down hole, it can release....
TIANHE Fixed Diameter Hole Openers are used for expanding the drilled hole. The cutters are manufactured under the severe quality control. All our TIANHE hole openers are field maintainable, with....
TIANHE Integral Blade Stabilizer ( IBS) is a one piece rotating stabilizer which can be placed near bit or up in the drill string. It is a one piece construction manufactured from high strength alloy....
Drill Collar is the basic component in the BHA which provides weight on the bit for drilling and keeps the drillsting in tension. TIANHE Drill Collar has been approved by the NS-1 certification, ....
TIANHE provides a complete line of drill string products, including a full range of jointed drill pipe in nominal sizes from 2-3/ 8" to 6-5/ 8" and in a wide range of wall thicknesses. TIANHE drill....