hydraulic, pneumatic & industrial

Discovery UG 75 HP – Compact Underground Diamond Core Drill

MPP’s newest underground diamond core drill. The drill features a 75 HP power unit, over 14,000 lbs. Pullback and portable, trailer mounted the control panel. The compact feed frame can be positioned to drill all angles, vertically down, horizontal and vertically up. The base frame's turntable feature allows for multiple holes to drilled from one set-up. The Discovery UH 75 HP Compact is ideal for all small hole underground projects and sites where space is limited. 


  • 75 HP (60kW) power unit
  • 360-degree turntable base frame
  • Compact design for limited space sites
  • HWL chuck and footclamp



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DEPTH CAPACITIES: Based on max pullback and a 25% safety factor
B 2296 ft / 700 m

N 1640 ft / 500 m
H 1100 ft / 335 m
Standard Unit: WEG electric motor (TEFC)
Power: 75 HP (60 kw) @ 1780 RPM
Voltage: 230 / 460 V 60 Hz 3 Phase*
*Alternate voltage available upon request 
Rotation unit:
Standard unit LW drill head c/w Christensen style "H" chuck
Maximum opening: 3-1/2" (H size)
RPM: 1400 RPM
Torque: 1500 ft lbs
Chuck: 35,000 lbs capacity
Hydraulic motor: Rexroth 160cc variable speed/torque piston motor
Standard unit Christensen style "H" Clamp
Maximum opening: 3-1/2" (H size)
Mast and Feed:
Feed stroke: 42"
Pullback: 14,726 lbs
Feedforce: 7,510 lbs
Drill angle: 360 degree (All positive and negative hole angles)
Mast extension: 10 ft rod pull capacity
Mast dump: 36"
Base frame: 360 degree turntable design
Water Pump :
Standard unit L0918B-CD  (420) piston pump
Capacity: 27 GPM @ 700 PSI
Winch Assembly:
Wireline winch Hydraulic motor direct drive
Capacity: 2000 ft of 3/16" cable
Power Unit Module:
Design: Steel framed trailer mount
Wheels: (2) Removable pnuematic tires
Towing: Removable tow bar w/ leveling hand jack
Hydraulic connections: Flush face quick couplers
Hydraulic system:
Controls: Fully hydraulic, no electronics
Rod handling: Synchronized chuck & footclamp w/ chuck & clamp control
System pressure: 4000 PSI
Filtration: 10 micron
Components: Sauer Danfoss, Valvoil, Rexroth & Parker
Heat exchanger: Air:oil
Included components:
Mud mixer c/w whip lines
2000 ft of W/L cable
1 set of rod and casing jaws/bushings
Tracked carrier
Level wind winch
Mud tank
French/Spanish labels & manual