Description Overview Schramm T64 truck-mounted drilling rig Year 1980s Top head down-the-hole rotary drill on a truck carrier Carrier and Mounting Mounted on a 1977 GMC truck with a gasoline engine One front and two rear hydraulic leveling jacks Power and Air Detroit deck engine 425/250 air compressor No mud pump Drill String 200 ft (61 m) of 4 1/2 in (114 mm) x 20 ft (6.1 m) drill pipe Condition Used Sitting, but running when parked
