UNIDRILL 508-4*15.5 Interlocking kelly bar for bore pile drilling

New batch Unidrill rotary drilling rig interlocking kelly bar is ready for delivery. 4 sections, each section 15.5m, diameter 508cm. UNIDRILL and UNIMATE both belong to Drillmaster Group, who has been in the industry for more than 10 years. Up to now, UNIDRILL kelly bar have been well known by its brand: UNIDRILL. To many clients both at home and abroad, UNIDRILL brand stands for strict quality control and super service. Unidrill kelly bar could match with different rotary drilling rigs, including: BAUER, SOILMEC, LIEBHERR, SANY, XCMG, etc.

Our customers evaluate the quality of our kelly bar:

* better roundness and straightness, high precision

* more stable performance

* more reasonable molecular structure

* advanced smelting technology to control the quality from source

Because we adopt top quality seamless steel tube from China's leading steel factory to ensure the high quality of our kelly bar from the first step.