Kelly Bar Locking Device: Types, Failures, and Maintenance
Learn about Kelly bar locking devices: Everstar’s types, and essential maintenance checks to improve durability, safety, and drilling efficiency.
How to Choose a Kelly Bar: Step-by-Step Selection
Understand how to choose a Kelly bar with our Everstar step-by-step selection guide. Match torque, depth, rig specs, and wear parts for safe, efficient drilling.
