DD440 - Maxi-Rig Directional Drill
The DD-440 is a trailer mounted, surface launched, fluid assisted, mechanical horizontal directional drilling system. With Field Proven Results, Optimum Power, Reliable Innovation, and a Versatile Design the DD-440 is the perfect choice when choosing drilling equipment for mid-size utility construction and pipeline projects.
• (2) Caterpillar® C-11 385 HP (292.2 kW) each Diesel Engines
• 440,000 lbs. (200 Tonnes) of Maximum Thrust/Pullback Power
• 60,000 ft-lbs. (81,350 Nm) of Maximum Rotary Torque
• Rack & Pinion (2) Pinion Drive with Adjustable Force Limiter
• Triple Jaw Wrench with 12 in. (305 mm) Separation
• Wrench Travels Full Length of the Thrust Frame
• Hydraulically Operated Pipe Supports
• 4 in. (102 mm) Fluid Course permits 1,000 U.S. Gallons (3,785 L)/per minute flow
• Accommodates Range II Drill Pipe
• 10° - 18° Variable Drilling Angle
• Floating Spindle™ Allows Simple Makeup and Breakout
• Dedicated Pumps for Rotary and Thrust
• Adjustable Torque Limiter for Rotary and Makeup Force
• Run-On-One-Technology-System (ROOTS) capable
• 440,000 lbs. (200 Tonnes) of Maximum Thrust/Pullback Power
• 60,000 ft-lbs. (81,350 Nm) of Maximum Rotary Torque
• Rack & Pinion (2) Pinion Drive with Adjustable Force Limiter
• Triple Jaw Wrench with 12 in. (305 mm) Separation
• Wrench Travels Full Length of the Thrust Frame
• Hydraulically Operated Pipe Supports
• 4 in. (102 mm) Fluid Course permits 1,000 U.S. Gallons (3,785 L)/per minute flow
• Accommodates Range II Drill Pipe
• 10° - 18° Variable Drilling Angle
• Floating Spindle™ Allows Simple Makeup and Breakout
• Dedicated Pumps for Rotary and Thrust
• Adjustable Torque Limiter for Rotary and Makeup Force
• Run-On-One-Technology-System (ROOTS) capable
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