Precise tenon cutting router bit, sold separately or as a part of the 3-piece entry & interior door router bit set 800. 527. 11. To be used for cutting wood and wood products such as plywood. 2 Carbide-tipped cutting edges for long-lasting performance, anti-kickback design to allow you to work safely and bearing for easy template work. CMT orange bits have been rated the #1 overall router bits compared to other brands (Wood Magazine).