기능

• It comes with a safety valve that can be used by semi-professionals.
• With a safety valve, the jack is protected even when overloaded.
• Can be used horizontally. (Available directions and strokes are limited.)
• For semi-professionals and amateurs.
• It is a labor-saving tool that can lift a large load with a small hand operation force.
• It is prohibited to use it on slopes or soft places.
• It is strictly prohibited to work under heavy objects in jack-up condition.
• Use within the range of -20 to +70°C outside temperature.