7 Miniature motor driven tool for milling, drilling and abrading; vacuum and air flow devices, namely, solder extraction tools for desoldering electronic components and hot air jet devices for soldering and desoldering electronic components; tips for electrical soldering and desoldering apparatus; tip-heater cartridges for electrical soldering and desoldering apparatus; electrical soldering, desoldering and soldering rework apparatus for the diagnosis, testing, production and repair of electronic assemblies; self-contained, handheld vacuum device for lifting and placing electronic components with respect to a circuit board; machine parts, namely, air filters for vacuum pumps to protect them from soldering fumes during vacuum desoldering operations; electric powered apparatus for soldering and desoldering electronic components and circuit boards; electric powered apparatus for removing conformal coatings from circuit boards; electric powered instrument for thermally removing insulation from wires; electrically powered controlled heat delivery system, namely, apparatus for soldering and desoldering for the assembly, development, production and repair of electronic assemblies; electrical soldering and desoldering apparatus comprising power sources, soldering, desoldering and component handling handpieces and tips therefor, sold with the apparatus, for the diagnosis, testing, production and repair of electronic assemblies; electrical soldering, desoldering and soldering rework apparatus for the installation of electrical components on and removal of electrical components from a substrate; electrical soldering handpieces, tips and tip-heater cartridges for use therewith; soldering, desoldering and component handling handpieces for connection to electrical power sources; electrical soldering irons; electrical surface mount removal instruments for removing electronic components with respect to a circuit board; heat, vacuum and pressure activated electrical hand tool for removing molten solder from solder joints; electrically operated handheld vacuum desoldering handpieces; electrically operated handheld soldering/desoldering tools employing a controllable hot air jet and interchangeable nozzles for use therewith; electrically-powered handheld hot tweezers for desoldering components, tips and tip-heater cartridges for use therewith