Ditch Witch's Rock Monster HD backreamers feature patent-pending EdgeGuard protection which incorporates strategic palcement of tungsten carbide discs on critical areas of the bit shirttail for increased reamer life.
- Patent-pending High Energy Tumbling (HET) inserts increase fracture toughness and wear resistance
- Full-coverage cutting structure maximizes weight on the bit
- Interchangeable nozzles in multiple sizes
- Premium-sealed journal bearing
- Standard API thread connections
- Five sizes available: 10 in. x 4 cutters; 12 in. x 4 cutters; 14 in. x 4 cutters; 14 in. x 5 cutters
- 16 in. x 5 cutters
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