MO57 Hydraulic Rotary Head

• 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 

Product Specifications

• Hole size: 2-1/2" - 8"
• Type of Drilling: DTH , Auger, Rotary
• Flushing: Air/Water/Mud
• CFM Required: 185 - 750
• Hydraulic Flow: 0 - 120 gpm
• Hydraulic Pressure: 2k-4k