The 366-pc Master Mechanics Hand Tool Set with PACKOUT Drawers and Dolly from Milwaukee Tool is a modular storage system with FOUR FLAT sides. The system is anti-roll and wrench-ready, and comes with impact sockets, combination wrenches, locking pliers with TORQUE LOCK, screwdrivers with a high-leverage handle and magnetic tip, hooks, picks, pry bars, and more.