When we say power tools, the simplest tool that comes to mind is a Drill. It helps you easily drill holes in wood, metal and masonry. You have to use the right set of Drill Bits to do a proper job.Drills are available as both Corded and Cordless Drills. A Cordless Drill with Brushless Motor offers you the best efficiency as well as runtime. But they are slightly expensive that corded counterparts.