These Delta 34-670 table saw guide rails are designed specifically for use with the rip fence with Round opening for this table saw. Made by Delta in the United States, these guide rails help to ensure precise and accurate cuts during woodworking projects. The set does not include a battery, as it is a stationary tool designed for workshop use. These guide rails are a crucial addition for any woodworker looking to improve the efficiency and accuracy of their table saw. This is a good usable set. Removed from a model 34-670. This may fit other Delta models as well This is a set of ROUND RODS with extensions, connectors, and hardware included. Expect some rust, Scratches and Scars as you can see. Includes 2 main rails, 2 extensions. 2 connectors, and 10 sets of hardware for mounting! We hope that this is just what you are looking for!