Portable M12 rotary-screw compressors have variable pressures from 70 to 190 psi. The 18-hp unit has a 45 cfm at 100 psi. Features include a power-saving Sigma Profile airend, an air-cooled oil cooler ...

Years ago, it was common for shops to have a central power source that drove all the tools through a system of belts, wheels and driveshafts. The power was routed around the work space by mechanical ...