The Vevor labor saving arm jack set is designed to lift, position, and support doors, windows, cabinets, furniture, and other heavy items with greater control. This 2-piece hand lifting tool set offers up to 7.1" of lift and supports up to 330 lbs static capacity per pair. Built from die-cast aluminum and steel, it features a magnetic level for accurate alignment and adjustable height for precise positioning. Its compact, portable design makes it useful for installation, repair, cleaning, and woodworking tasks.