The document lists and describes various tools, supplies, and materials used in electrical installation and maintenance. It includes images and descriptions of common hand tools like screwdrivers, pliers, and wire strippers. It also outlines electrical components like switches, outlets, fuse boxes and circuit breakers. Wiring materials such as stranded wire, conduit, and connectors are presented. The purposes of electrical supplies and materials are listed as controlling current flow, carrying current, securing wires, and protecting buildings from damage.