Φ200-1200mm High Efficiency Fly Cutter Backreamer

The fly cutter backreamer's dynamic cutting structure is designed to reduce drag and use lower torque pressures downhole for superior backreaming efficiency. Its carbide-reinforced shark teeth carve through everything from hard , compacted soils to sandstone and shale . Along with its box design, allowing for flexibility in setting up ideal configurations , the fly cutter backreamer features a through-flow shaft to accommodate stacking reamers for increased production.

Size : Φ200-1200mm

Suitable for hard soil , sandstone ,shale & decomposed rock

Connection with drill rod : Octagonal connection , Direct connection with drill rod .