This is a Texoma 330-25 tracked digger mounted on a Wood Tiger M-4 military tractor. This Texoma pressure digger is powered by a 6V53 Detroit Diesel and a 12000 Funk 4-speed transmission and can drill down to a depth of 25 feet. The pressure digger has a 3″ kelly bar, rotating & extendable table, a pole setter with pole claws, and a riding console. The M-4 Military tractor is powered by a 453 Detroit diesel with a 10-speed Eaton Fuller transmission. This unit comes equipped with a Gardner Denver 250 CFM compressor. SR# 4050