Article: У00002026

    Crown bit CM-5 f 132

    Price from $ 17.44

    weight: 1.05 kg.


    It is used for drilling abrasive, solid, slightly fractured rock V-VI categories. The diameter of the core pipe 127 mm.
    Crown  СМ-5 
    designed for rotary and rotary-percussion core drilling with bottomhole cleaning washing liquid in such rocks as limestone, clay and sandy shale. Structurally bit is a cylinder which at one end for threaded connection to the core barrel and the other end of the tube attached carbide inserts.

    Body material crown - Steel 20
    Material carbide - VK8
    Thread length - 30 mm