DeWalt DWST60436 Tough System 2.0 Rolling Tower. This rolling tower includes the ToughSystem® 2.0 Toolbox, Extra Large Toolbox, and Rolling Toolbox with patented auto-connect side latches, allowing for one-handed operation. Each toolbox features upgraded 2-piece metal front latches for added durability when securing tools. Our support agents are here to assist you, Monday through Friday. Photo evidence of damages may be required.