The ultimate framing/demolition blade. Specially formulated to deliver superior cutting life and durability, the Demo Demon delivers up to 6 times the life of standard blades in extreme situations. The blade is designed to provide exceptional performance and impactresistance through its radical new Lock-Tooth design and special Dura-Blend TiCO carbide. DemoDemon's advanced Pyramid Tooth Geometry , a high-performance 3-tooth grind sequence, provides superior tracking controlfor effortless cuts. Only from Freud . Another Freud first. 7-1/4" diameter, 24T, diamond knockout arbor.