Article: У00002005

    Crown bit CA-4 f 76

    Price from $ 15.43

    weight: 0.52 kg.


    Used in the drilling abrasive and monolithics rocks V-VI categories. The diameter of the core pipes 73 mm.
    Crown СА-4 f 76 
    designed for rotary and rotary-percussion core drilling with bottomhole cleaning washing liquid. Structurally bit is a cylinder which at one end for threaded connection to the core pipe and the other end of the tube attached carbide inserts.

    Body material crown - Steel 20
    Material carbide - VK8