This ergonomic tool from Rotor Clip provides operator convenience and comfort along with efficient automated assembly. No electrical connections required. The tool is operated by air pressure for convenience and safety. And Carpal Tunnel Syndrome (CTS) injuries, caused by repetitive use of a manual tool, are eliminated.This hand-held tool is lightweight, portable and easy to use. A patented feeder mechanism, designed and built by Rotor Clip personnel, assures efficient, trouble-free operation. Note: RG Rings must be purchased stacked for use the with Rotor Clip tool. Please inquire for size availability.