“Jinjian” vertical oil jack (2T-50T), featuring reasonable structure, reliable quality, small size and light weight, is widely used in the mobile lifting. It is an indispensable tool for cars and other transportation tools. The jack is only for upright use, and can not be used upside down or backward; applicable temperature: -20°C to 45°C. It is prohibited to use the jack in place of high corrosivity.