We are the leading manufacturers of Self Propelled Waterwell Drilling Rig. Technical Specification : Drill Hole Diameter : Dia 5 1/2"-6 1/2" Depth : 150 Meters Carrier : Self-Driven Trolley Air Compressor : 600 cfm @ 200psi Mud Pump : 500 lpm @ 10 Bar Application : Water Well Optional : Blast hole/Earthing holes/Pilling.