Drill Depth Interlocking Kelly Bar Piling Rig Drilling Parts Forging 53m

1.Kelly bars (also called grief joints, kelly joints and kelly stems) are used during the execution of boreholes by hydraulic rotary drilling rigs.
2.APIE has been providing quality friction and interlocking Kelly bars for all types of foundation drilling rigs in the market .

Products description

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, high linearity of the single section, thin pipe wall, small seam between sections and good wear resistance of internal and external keys, it greatly satisfies the special requirements of rotary drilling machine.
3. High quality welding and finishing throughout the drilling tool is very important to increase the life of the Drilling tool. APIE drilling tools are manufactured under very experienced supervision,and quality inspection and control before delivery ensures that the right product is sent out to the customers.
4. The angle of attack of drilling bits are variable according to the type of rock to generate maximum efficiency during drilling.