• Anderreamer LC Underreamer


    Our Anderreamer™ Lock-Closed (LC) underreamer operates in the most demanding downhole environments. The lockable mechanism deactivates the underreamer under specific downhole events including loss circulation and hole clean up and and offers you the option of drilling ahead with pilot hole size.


    User-friendly - Compatible with all RSS types
    Increased Reliability – Few seals and moving parts
    Cutter Block Locking Mechanism – Enables safe shoe drilling