• Drilling Tools & Accessories

MO57 Hydraulic Rotary Head

Word Mo57


  • 55.5 CID capacity
  • Up to 3,316 ft/lb (4,495 Nm) torque capacity
  • Through shaft flushing eliminates front-end swivel and gains drill travel
  • 10 hydraulic entrance points give immediate torque and smooth operation
  • Immediate torque produces favorable un-threading capability
  • High technology seals for long life and low maintenance
  • Light-weight compared to competitors in equal torque range
Hole size 2.5"–8"
Type of Drilling DTH, Auger, Rotary
Flushing Air/Water/Mud
CFM Required 185–750
Hydraulic Flow 0–120 gpm
Hydraulic Pressure 2,000–4,000