The SP Tools USA Sumo Series Toolboxes feature double wall super-duty construction using 14.5ga steel. Users can charge cordless tools, lighting, and diagnostic equipment with SP Tools' power system that is integrated throughout each box. Each storage system have spring-loaded super-duty casters where each caster is capable of supporting 881 lbs. The drawer slides are rated at 120 lbs per drawer and 240 lbs per drawer on the wider and deeper drawers. The new drawer retention system has an easy one-touch single-handed release and open function. Additionally, the Sumo Series hutches offer an increased head clearance height of 6' 1". Series includes 34", 42", 59", 73", and 128" cabs and workstations.