ESSOS Series is Mud Drilling,DTH Water well Geo thermal drilling Micropiles Soil investigationsGround consolidations. Engine Unit [ Cummins QSB4.5 Tier III] - Aspiration : Turbocharged and Charge Air Cooled - Fuel System : Bosch Electronic - Emission Certifi cation : U.S.EPA Tier3,EU StageIII - Horsepower : 130 BHP [97kW] @ 2,200 RPM - Peak Torque : 459 lb-ft [622Nm] @ 1,500 RPM Mast - Box frame using high strength steel (Tensile 760MPa, Yield 700MPa) - Welding condition AWS D1-1 - V-Profi le power head sliding mechanism - Dual leaf chain with safety wire rope or telescopic cylinder type - Double Clamp(HI-ROKTM) equipped on Mast for angle drilling job - Equipped with 3,000lb winch - Power head stroke 12~14 feet - Power head side shift to give 8� clearance - Mast sliding stroke : 30� - Pull back : 28,000 lb ~ 40,000lb - Pull down : 17,000 lb ~ 28,000lb PowerHead - Two Speed Power Head - Strong and compact helical gears - Separate Water Swivel easy maintenance - Separate Float Cushion Sub - Max Torque : 3,523lbf-ft~5,576lbf-ft - Motor Speed : 20~122rpm - Eaton VIS series Two Speed Motor.