Expandable and compact multi-function hand tools for carrying in a person's pocket, such as by being attached to a key ring comprising one or more of the following hand tools, namely, screwdrivers, Phillips screwdrivers, slotted screwdrivers, micro screwdrivers, eyeglass screwdrivers, knife blades, serrated knife blades, straight edge knife blades, saws, files, wrenches, adjustable wrenches, hex wrenches, flat wrenches, carabiner wrenches, wrench sets, carabiner tool sets, micro-tool sets, carabiners, drills, hand drills, awls, driver bits, slotted driver bits, Phillips driver bits, hex driver bits, nail files, nail cleaners, nail clippers, wire cutters, wire strippers, wire crimpers, pliers, needle nose pliers sheet shearers, tool docks, scissors, lifesaving tools, glass breakers, automatic glass breakers, non-automatic glass breakers, seat belt cutters, key ring tool kits, can openers, in combination with one or more of the following, measuring devices with rule markings, rulers, rulers with ruler extensions, straightedges, ultrasonic measuring tools, measuring tools with laser targeting, measuring implements with audible confirmation, battery-measuring devices with feet and meter modes, tape measures, levels, bubble levels, pointers, laser pointers, compasses, magnifying lenses, whistles, alarms, personal alarms, sonic alarms, security alarms, motion-activated security alarms, panic button personal alarms, emergency flashers, red emergency flashers, tire gauges, digital tire gauges, tire pressure monitors, thermometers, hand-cranked power generators, batteries, hand-cranked battery rechargers, self charging hand cranks, electronic devices being digital radios and FM digital radios and AM/FM radios, cell phone charging output devices, cell phone charging adapters, charging adaptors, AC charging adapter inputs, telecommunication devices, cellular telephones, MP3 players, electronic generators, power inverters, electronic communication devices, receivers, voltage me; ters, battery voltage readers, lanyards, adjustable lanyards, belt holsters, digital photo display on keychain, glowable key rings, quick-release key ring holders, key rings, key chains, locks for locking the multi-tool set to a key ring or the like, flashlights, flashlight docking stations, LED flashlights, LED flashlights with LED bulb, LED flashlights with momentary on/off button, LED flashlights with batteries, LED flashlight docking stations, white flashlights, separable flashlights, mini-flashlights, LED mini-flashlights, pocket flashlights, LED pocket flashlights, auto safety flashlights, flashlights with charging indicators, dynamo flashlights, solar flashlights, micro-dynamo flashlights, compact flashlights with self charging hand cranks, micro lights, work lights, bottle openers, corkscrews, toothpicks, mirrors, signaling mirrors, storage compartments, writing instruments, pens, ballpoint pens, pullout ballpoint pens, pencils, mechanical pencils, stop watches; screwdrivers, Phillips screwdrivers, slotted screwdrivers, micro screwdrivers, eyeglass screwdrivers, knife blades, serrated knife blades, straight edge knife blades, saws, files, wrenches, adjustable wrenches, hex wrenches, flat wrenches, carabiner wrenches, wrench sets, carabiner tool sets, micro-tool sets, carabiners, drills, hand drills, awls, driver bits, slotted driver bits, Phillips driver bits, hex driver bits, nail files, nail cleaners, nail clippers, wire cutters, wire strippers, wire crimpers, pliers, needle nose pliers sheet shearers, tool docks, scissors, lifesaving tools, glass breakers, automatic glass breakers, non-automatic glass breakers, seat belt cutters, key ring tool kits, can openers