Features: 1. Simple clean logical hydraulic circuit design and piping, with anti-drop and overload protection. 2. Upper limit (upper dead center) and lower limit (lower dead center) of stroke is adjustable intentionally. 3. Slide with two-session speed control: Rapid down --- Slow pressing --- Slide lower limit pressure remainable (Remaining time adjustable) --- Rapid up. 4. No-Tie-Down two hand control for preventing one-handed or repeat miss operation to ensure operator's safety. 5. It could in arrangement with robot, auto feeder, to compose an automatic manufacturing line.

