Our kelly bar advantage :
1.Adoption of advanced international six-key type distribution technology and standard modular design.
2.The whole set of kelly bar with light weight, high strength, thin pipe wall, small seam between sections and good wear resistance of internal and external keys. Our drill pipes are manufactured according to domestic drilling rig configuration needs and working conditions, combined with the processing of foreign drill pipes, and are matched with large-scale rotary drilling rigs at home and abroad.
3.Our kelly rods are made of high-strength seamless steel pipes, specially customized with domestic high-quality alloys, or customized according to customer requirements. We have many types of kelly bars, full interlocking, interlocking, friction and combined type. The length of the kelly rod depends on the actual needs of the customer or the parameters of the drilling rig.
