Nicad vs. Lithium batteries? One listener wrote in asking about the different types of batteries in power tools so we went to Randy Kuhn from Circle Saw for answer. Your browser does not support the audio element. https://media.blubrry.com/homeshow/homeshowradio.com/wp-content/uploads/2014/04/EE-CIR-041314.mp3Podcast: Play in new window