Unidrill Interlocking 419-4*17 kelly bar

Sharing the picture of our new order---Interlocking kelly bar,size 419-4*17.

Drillmaster is a highly skilled manufacturer of Kelly Bars that are tailor-made to any hydraulic rotary drill rigs in the market. Our Kelly Bar features a construction depth ranging from 6-140m, and torque from 50-500kNw. We promise all are 2000 hours guaranteed. 

If you need any kelly bar or you want to know more details about ourproducts，please contact us freely，we will do our best to help you and provide a suitable construction work solution.