With a workhorse of a motor, the Best Built Tumbler and Bowl, item number 47-5041, is a real time saver. They can polish those intricate pieces where normal polishing techniques just don't cut it. The Best Built has a low profile, enabling you to keep it within reach on your bench or table. These units feature direct-drive, a 60-minute timer, and automatic shut-off, providing you peace of mind while you would tend to other tasks. With five units between 15 and 175 watts, you can polish as few as one ring or as many as 40. And with the heavy duty plastic bowl, you'll get years of use from the Best Built. And remember our tools tech team is here to answer any tools related questions you might have. You can reach them at extension 4300.