Whether you're a do-it-yourselfer or a professional mechanic, precision quality tools are essential. Forbes Aird discusses the importance of measurement and accuracy, and moves through the various instruments used to accomplish specific tasks: micrometers, calipers, ammeters, multimeters, thermometers, dial indicators, compression gauges, vacuum gauges, torque wrenches, timing wheels and more. Detailed photos and diagrams show you the correct techniques to ensure accurate measurements the first time, and every time!