With shop air as the energy source, this pump has the power and oil capacity (80 cu. in. usable oil) to drive even the large 55-ton rams. An ideal all-around power sources for dozens of body, frame, and alignment applications. Can be used with a variety of rams, presses, and hydraulic pullers operating at up to 10,000 PSI. An internal relief valve protects the hydraulic components regardless of hydraulic pressure. In addition, a twostage release mechanism gives fast or metered ram return while reducing hydraulic shock.
Features:- 98 cubic inches of usable oil.
- Two-stage release mechanism; internal relief valve.
- Ideal all-around power source develops 10,000 PSI at 100 PSI air.
- Made in U.S.A.
OTC 4020 Air / Hydraulic Pump 
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