Drilling depth 200m Maximum open hole caliber 400mm End hole caliber 75mm Diameter of drill rod 50mm Drilling angle 90~75 Weight(not include power) 760kg Dimension 2750*950*1600mm 2. Vertical shaft Rotating speed 71,142, ,310,,620r/min Feeding stroke 450mm 3.Hoist Max. single line hoisting capacity 2400Kg Diameter of wire rope 13mm Volume of winding drum 35m Hug floodgate caliber 230mm Hug floodgate belt width 70mm 4.Mud pump Type Horizontal single urn twin-action Rate of flow 180L/min MAX. pressure 1.5MPa Working pressure 0.7MPa Diameter of water inlet tube 50mm Diameter of water outlet tube 45mm 5.Power Diesel engine 22HP, 2200r/min