Lift, level, hold, or spread up to 27 in. With the DEWALT® TOUGHSERIES™ construction jack extension (DEWALT® TOUGHSERIES™ construction jack sold separately). With an adjustable height capacity of 12 in. - 27 in., this accessory delivers versatility and convenience for a wide range of installation applications including upper cabinets, staircases, shelving, undermounted sinks, and more. For decking applications, secure and lift 2x dimensional lumber with the integrated lumber cradle. With a maxim