Four-column Uplifting Hydraulic Press: 1.High speed and high work efficiency 2.Cooling device ... 3.Photo-electric protection Y33-100 Four-column Uplifting Hydraulic Press Machinery 1.Application: Suitable for forming the products of hardware ... ,electrical appliance,watch strap.abrasion wheel,plastic rubber,embossing,molding machine and other industries. 2.Function:1.Stable pressure,high speed ...