"This air/hydraulic shop press from AmerEquip gives you quicker cycling times thanks to a combination of air and hydraulic pumps. U.S.A. Continuous Force Tons 50, Dimensions L x W x H in. 48 x 42 x 78, Winch Included Yes. Pump requires 90 to 120 PSI air pressure to produce 10,000 PSI hydraulic pressure 4ft.L air line All-welded frame Sliding head for multiple work positions Hydraulic pump can be mounted on either side of the frame Glycerin-filled hydraulic gauge protects against shock load and measures applied force 2in. dia. low-profile punch"