The Whiteside T-Slot 3070 is a router bit designed by the Whiteside Machine Company. It features a 1-1/16 inch cutting diameter, 5/16 inch kerf, 3/8 inch shank diameter, and a 1/2 inch cutting length. This router bit is specifically intended for creating T-slot style cuts and has a 1/2 inch cutting length with a 1/2 inch shank size, making it suitable for a variety of woodworking projects.