Auger bit

    1. 3 bladed auger bit with diameter of 75 mm is used with auger diameter of 62-64 mm with 17 mm hexagonal connection.
    2. Auger bit 2 blade diameter 198 mm used with auger diameter 180 mm hex 55 mm connection
    3. Auger bit 3 blade auger with a diameter of 250 mm is used with auger diameter 230 mm hex 55 mm connection.