Little starting force and great reseting force.Running casing for vertical well or highly deviated wells.
1.Size; 7"x8-1/2", 9-5/8"x12-1/4"; 2.Internal Diameter; 181mm, 254mm; 3.Outer Diameter; 208mm, 305mm; 4.Length; 200mm; 5.Style; Spiral.
Accomplished Quality Control System:
To provide with all-around service of quality control, quality guarantee, and authority certification.
On-site installation with technological guidance, regular equipment inspection, and training.
We have marketing teams in regions where key accounts located, also we prepare special stock area in the local warehouses for key accounts, to timely provide necessary parts and consumable products.
Problem solving & Complaints settlement