Mechanical jack

Chinacoal05 specificationsa. Apply to the complementary set, an axle railway bridge installation, and vehicles, equipment, heavy lifting with.b. The structure is simple, easy to use, safe and reliable, and many machine etc. It is a kind of hoisting tools that are widely used.c. principle of work the machine is manual type one type of hoisting tools, compact structure, reasonable use a joystick to move up and down swinging the claw, with the tooth claw, promote the linkage