Used IngersollRand Model T4 Truck mounted drill, on 8 x 4 carrier with detroit diesel engine, 3406 diesel engine in upper machine, with 750 CFM at 350 PSI, ROTARY SCREW, AIR COMPRESSOR, 25 ' Drill Mast with top head drive motor, rod changing carousel, 450' of 4 3/4 " x 25' drill rods 1 rotary drill bit and 1 down hold drill for 5" diameter holes, John Beam water dust collection system.