The Rolyan Work Bench, model A4742, is a work simulator designed to allow bilateral work that duplicates a hidden and confined work area for individuals with cognitive or physical disabilities. It is also engineered to improve the strength and endurance of the user's shoulders, elbows, wrists and hands. Made of heavy-duty plastic, this work bench system consists of 11 rows of seven different styles of nuts, bolts, washers and screws. It also features built-in side handles, two adjustable-sized wrenches, two screwdrivers and four hex keys; small hand tools and a tool box for the hardware are also included. DIMENSIONS: (LxW x D): The bench is 19 x 15 x 6 inches. The wrenches are 6 and 8 inches. COLOR: Black.