Replaceable carbide knives to extend tool cutting life. Just replace the knives when dull or turn to sharper edge if applicable. Replaceable knives are as much as 4 times longer lasting than carbide tipped equivalent..
Benefits of the in-Tech Series include Cutting accuracy remains constant during the life of the knife; Priced comparably to brazed router bits with at least 4 times longer tool life; Superior cutting quality; No resharpening costs; Harder grade tungsten carbide;