Mechanical Machinery JackVestil Mechanical Machinery Jack Mechanical Machinery Jacks are great for automotive, railway, construction, mining, and agricultural applications. Offers easy operation in a compact design. Mechanical design means that there are no seals to leak, it will not drift down over time and it is simple to maintain. Reduces potential for injury with a self locking, anti kickback lever and controllable lifting lowering speed. Includes a folding handle, two