Unidrill latest kelly bar Dynamic pull and push testing

Unidrill kelly bar finished the finally Production processes，and now doing the push and pull test，It is very smooth. In these pictures, you can see the perfect mosaic of each Kelly bar section.

We exclusively developed the curvature of the inner plate to ensure better use of the kelly bar --the force is better to avoid corner cracking.

This kelly bar is for the BG38 rotary drill rig,the model is 470-4*20,made in December,2020.

If you want to get more detail about our Unidrill kelly bar production and quality testing,or have any question about choosing a good kelly bar,please feel free to contact us！