• Geoprobe® GH64 percussion hammer. The hammer has two new significant features: a Modular Percussion Power Cell and integrated two-speed, bi-directional rotation. The two-speed, bi-directional feature allows us to perform numerous rotational applications, including surface pavement coring and in some conditions subsurface rock coring, with a rotation speed of up to 550 rpm.  
  • Auger head offers more torque and is integrated onto a totally redesigned swing-out mounting system. The GA4100 auger head offers high rotational speeds for customers with rock coring requirements. 
  • The unit is mounted on a 58 hp Kubota diesel engine that’s Tier 3 compliant.  Coupled to a high-capacity 40 gpm hydraulic pump.
  • The durable 20-series track carrier components are used as the means for moving the machine around field sites at nearly 5 miles per hour.
  • HSA capable (400ft lbs)
  • New mast & winch design
  • Geoprobe Drop Rack/work station
  • 5 foot sampling tools
  • Requires 184” ceiling clearance
  • GH64 Hammer with 36,000lbs down force
  • Install 2” pre-pack wells