When you want to get the job done right, finding the best portable air compressor is as critical as selecting the right pneumatic tool. Compressors are the powerhouses for pneumatic tools, creating the high-pressure bursts of air that drive nailers, staplers, impact wrenches, sanders, and paint sprayers — and doing other odd jobs, like filling your car tires or dusting off machinery. To figure out what kind of portable compressor you need for your job, you should understand a few common terms and measurements and how they work together.
