Core barrel with replaceable roller bit 800mm Strong rock (more than 100 MPa)

· Core barrel with replaceable roller bit 800mm Strong rock (more than 100 MPa)

Main application

· Strong rock (more than 100 MPa)

· Suitable in compact rock

Features

· Kellybox 200 mm

· Cutting ring with staggered arrangement of roller bits

· Screw-on type roller bit system

· Easy replacement of rollers with suitable tools.

Outside helix and flat teeth to optimize drilling performance

· Core barrel with replaceable roller bit 1000mm Strong rock (more than 100 MPa)

· Core barrel with replaceable roller bit 1200mm Strong rock (more than 100 MPa)

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