What is the working principle of diamond core bits? The drill bit that makes the cutting edge is called a diamond core bit. The drill bit is an integrated drill bit. The entire drill bit has no moving parts. The structure is relatively simple, with high strength, high wear resistance and impact resi
What kinds of drill pipe can be divided into? The drill pipe is a steel pipe with thread on the tail, which is used to connect the surface equipment of the drilling rig and the drilling and grinding equipment or bottom hole device located at the bottom end of the drilling well. The purpose of t
How to classify core barrels? A section of pipe connected to the upper part of the drill bit to accommodate and protect the core during core barrel. This article will introduce the classification of core barrel. This article contains the following:n What is core barrel?n Single layer core barreln do
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8 inch to 48 inch
ROSCHEN
ROS-HO-8" ~ 48"
Product Description
TCI HDD hole opener
Tricone hole openers can prove to be a great cost effective solution due to the cost and limited availability of large diameter bits. They also enable larger holes to be drilled with smaller rigs by drilling in stages.
The staged TCI(TCR) cone hole opener incorporates precision-engineered cone structures to ensure fast, smoothly drilled in trenchless application, high-quality, concentric hole opening under a wide range of oil drilling application. TCR HDD tools are run successfully on rotary and rotary steerable assemblies in both straight and deviated holes.
A range of milled tooth and tungsten carbide insert (TCI) cutting structures are available for a variety of formation conditions. The fixed-diameter hole opener is available in sizes 8inch to 48 inch, with hand-tool demountable cutters that are easily replaced. The robust design and construction enable drilling of longer intervals.