2017 JUNJIN, JD1400E Drills - Vertical, Cummins QSC8.3-C Diesel Engine *Tier III 260 HP @ 2200 RPM 'TIER 3' diesel engine* Japanese - Yamamoto YH80A Hydraulic Drifter set up for T51 speed rod* Or Can be equipped with YH135 Drifter set up for T45 or T51 Speed Rod.German Made Bosch Rexroth Variable Piston Hydraulics.Onboard Ingersoll-Rand IR GHH-RAND model CF90LG3 400 CFM @ 150 PSI @ 2200 RPM Air Compressor.Doosan final drives. There is no gear box, all items are direct drive. JD-1400E is in the ROCK COMMANDER Series drill line up. North America Headquarters located in Louisville, Kentucky.This attached spec sheet shows with YH80A drifter. Here are the details of the 2 different drifters that are offered. Hydraulic Drifter Yamamoto YH80AConfigured for T51 MF Rod- Impact Power : 22Hp (16.5kW)- Rotation: 0 - Max. 150 rpm- Rotation Torque: 427 ft.lb (579 Nm)- Number of Blows : 2,400 ~ 2,600 bpm Optional Hydraulic Drifter Yamamoto YH135Configured for T45 or T51 MF Rod- Impact Power : 28hp (21kw)- Impact Frequency: 40-45 Hz- Rotation: 0 - Max. 120 rpm- Rotation Torque: 868 ft.lb (1177 Nm)- Number of Blows : 2,300 ~ 2,500 bpmSerial Number: