JH21-25 ton press machine details . This machine is the smallest machine of JH21 model . Most popular c type press machine for sheet metal parts stamping, punching, cutting, bending, trimming and blanking process. Press tonnages are from 25ton to 400ton. JH21 c frame press is standard equip with PLC, touch screen HMI, wet type pneumatic clutch and brake, safety solenoid valve, hydraulic overload pump, automatic grease lubricant pump and slide balance cylinders, Safety light barriers, frequency inverter for adiustable stroke speeds, piston type die cushion, die quick change clamps, tonnage monitor, safety die block are all optional. This single crank press can work with coil sheet roller feeder to act as an automatic press. Several automatic presses with transfer system such as manipulators can work as fulll automatic press line.