Description Overview Bit20 hydraulic T64 head motor - new (2) Brand: Schramm drilling rigs Model: Schramm T64HB Schramm T64HB drill rig (retrofitted in the early 1990s) Specifications LeRoi 600 cfm / 350 psi twin screw air compressor and cooler Detroit 8V71 NA deck engine (newer coolant pump) and cooler Mounted on 1978 GMC truck 10 speed transmission Detroit 6V53 NA diesel engine Hydraulic leveling jacks Also piped for mud drilling and no tooling (cost extra) Condition Used Main hydraulic pump rebuilt with less than 10 hours Included Includes a newer Bean water injection pump in a box (needs to be installed)