overburden drilling system

Showing all 2 results

  • Crown Reaming Bit-Double Casing System

    1.Hardening treatment of the parts surface with longer operating life
    and excellent anti-wear properties
    2.Structure optimization Strengthen the structural
    3.Superior performance Smooth with high efficiency

  • ODEX90-P-ODEX Eccentric Casing

    Hardening treatment of the part’s surface:with longer operating life and excellent anti-wear properties. Structural optimization:Strengthen the structural strength, easy to operate
    Superior performance:Stable and reliable performance, high drilling speed