Trend Rota-Tip Cutters are highly economical for use in production applications The blades which are manufactured from a harder grade of Tungsten Carbide than conventional tooling is rotated to expose a new cutting edge ensuring the diameter of the tool remains constant The Blades are replaced when all edges become chipped or dull The blades are fixed directly onto the tool bodies using Torx screws and may be replaced without removing the cutter from the router All Rota-Tip cutters are supplied with blades fitted and a Torx key TCT 12in Shank 295mm Cut 89 mm OL