The Fraste ML is a compact, track-mounted multipurpose drill rig designed for geotechnical, environmental, and drilling applications. Powered by a 120 HP Caterpillar C3.6 diesel engine, the ML combines a four-speed rotary head, hydraulic rod handling, and an integrated breakout system to support a variety of drilling methods and ground conditions. Its rubber-track chassis, hydraulic positioning features, and onboard tooling storage provide flexibility and maneuverability across demanding jobsites.
Key Features
• Multipurpose drilling platform suitable for geotechnical, environmental, and core drilling applications
• Rubber-track chassis designed for maneuverability and stability on varied terrain
• Four-speed rotary drive supports different drilling methods and ground conditions
• Hydraulic rod handling and breakout system reduces manual handling
• Integrated automatic SPT hammer supports standard penetration testing
• High-capacity mud pump supports drilling fluid circulation
• Hinged mast extension and hydraulic positioning provide flexibility during drilling operations
Unit Specifications
• Model Year: 2027
• Engine: Caterpillar C3.6 diesel
• Horsepower: 120 HP @ 2,400 RPM
• Emissions: Tier 4
• Operating Weight: 16,534 lbs
• Fuel Capacity: 31.7 gallons
• Head Travel: 11 ft 6 in
• Head Push Force: 6,970 lbf
• Head Pull Force: 13,490 lbf
• Rotary Drive: R05D060 four-speed rotary head
• Maximum Rotary Speed: 660 RPM (1st gear, as supplied)
• Maximum Rotary Torque: 4,720 lb-ft (4th gear, as supplied)
• Rotary Swivel Internal Passage: 2.4 in (60 mm)
• Overall Track Width: 74.8 in
• Track Shoe Width: 13.8 in
• Undercarriage Length: 88.7 in
• Travel Speed: 0.9–2.5 mph
• Weight: 16,534 lbs
• Tower Height: 29.2 ft
• Dimensions, Stowed: 20.3 ft L x 7.2 ft W x 9 ft H
Drill Mast & Positioning
• Hinged mast extension with head and pulleys
• 23 ft between the head and upper clamp
• Hydraulic side-shifting rotary head support trolley for winch cable clearance
• Hydraulic vertical and forward rotation of the rotary head support trolley
• Double hydraulic cylinders for casing extraction with 22,480 lbf pull-up force
Winch Package
• 5,620 lb hydraulic winch
• 2,250 lb hydraulic wireline winch
• Wireline winch speed: 328 ft/min
Water System
• Bellin 800 hydraulically driven screw-type mud pump
• Maximum Delivery: 79 GPM
• Maximum Pressure: 145 PSI (10 bar)
Rod Handling & Breakout
• Rear auger storage accommodating up to 5 ft augers
• Side-mounted drill pipe storage with hydraulic lifting
o Accommodates drill pipe up to 10 ft long
o Capacity: 24 NQ rods or 20 HQ rods
• Double hydraulic clamp for drill pipe and casing from 2-3/8 in to 11 in
• Adjustable clamping force: 0–31,470 lbf
• Upper clamp mounted on thrust bearing with dual hydraulic breakout cylinders
• Maximum Breakout Torque: 32,450 lb-ft
• Rubber dust protection beneath the clamp
• Drill pipe wear sub with 2-3/8 in IF pin thread connection
Standard Features
• Adjustable operator control panel
• Steel belly pans integrated into rubber-track chassis
• Steel rotary head housing with oil-bath bearings and mechanical gearing
• 1-1/2 in hydraulically controlled air valve
• Automatic SPT Dynamic Penetrometer
o 140 lb hammer
o 40–50 blows per minute
o Hydraulic lifting device
o Blow counter integrated into control panel
o AWJ threaded connection
• LED lighting system
o Two mast-mounted work lights directed toward drilling area
o One work light directed toward hydraulic clamp
• Security cage with non-electronic integration (no CE certification)
• Toolbox for hand tool storage
• Emergency stop push buttons on both sides of the drilling and clamping area
Specifications are provided for general reference and may vary by unit configuration.
Interested in this Fraste Multidrill ML? Contact Rig Source at (630) 365-1649 to confirm current availability, rental options, purchase options, pricing, and configuration details.