The document describes a solid aluminum combination padlock called 145 40 Yellow C, which is suitable for use with toolboxes, garages, sheds, gates, etc. It features internal and external standard security, 4 wheel resettable combination technology, precision extruded, cut and drilled pure aluminum body, mechanism and shackle coated to prevent chemical corrosion, corrosion resistant anodized coating, and a 6mm hardened steel shackle.