Works great does have a couple cuts in the rubber but does not affect working condition can be taped if you so choose The Craftsman 572.25147 Flexible Shaft Rotary Tool with Base is a reliable die grinder that operates on a corded electric power source with a voltage of 115V. With a maximum speed of 25000 RPM, this rotary tool offers variable speed control for precise and efficient use. The black color and compact design make it a versatile and easy-to-use tool for various home and workshop projects. The included base provides stability and ease of use while working on different materials.