CME-55/300 Rubber Track Drill Specifications

Engine

Cummins QSF 3.8L (229 cubic inch) 120 horsepower (89 kilowatt) 4-cylinder turbocharged diesel engine with electronic throttle, engine protection shut down and cold weather starting aid. U.S. EPA Tier-4 final emissions certified.

Carrier

Steel core reinforced rubber tracks with embedded steel grousers
12 inch (30.5 cm) wide tracks standard, 18 inch (45.7 cm) tracks optional
Hydraulic track tensioning system
Walking beam suspension
Zero turn radius
Single speed hydraulic motor/planetary drive/brake assembly for each track. Optional two-speed drive available.
Remote radio controlled steering and track speed
Hydraulic front winch, 12,000 pound capacity (5,443 kg), remote controlled
Emergency towing capabilities
Front auger rack, drill rod rack helper side, tool boxes both sides

Gradeability

Straight ahead climb
- 50% grade
Side-hill traverse
- 36% grade

Rotary drive

Clutch, heavy duty 13 inch (33 cm)
Transmission, mechanical 5 speed forward, 1 speed reverse
Standard Rotary Box
- 7,780 foot pounds (10,548 Nm)
- 800 rpm
High Torque Rotary Box (optional)
- 9,425 foot pounds (12,779 Nm)
- 665 rpm
Hollow spindle
- Standard: 2-3/4 inch I.D. (7 cm)
- Optional: 3-3/4 inch I.D. (9.5 cm)

Hydraulic feed system

Retract force
- 28,275 pounds (12,825 kg)
Pulldown force
- 18,650 pounds (8,460 kg)
Retract rate
- 35 feet (10.7 m) per minute
Rapid Retract rate
- 90 feet (27.4 m) per minute
Feed Rate
- 55 feet (16.7 m) per minute
Stroke
- 72 inch (183 cm)

Leveling system

Four jacks, inverted design with chrome-plated piston rods enclosed at all times.

Stroke
- 36 inch (91 cm)

Performance ratings are based on engineering specifications, calculations and accepted industry standards.
Capacities may vary according to drilling conditions. CME reserves the right to amend these specifications at any time, without notice.

CME-55/300 Rubber TrackDrill Specifications