Freud Diablo D0649F 6-3/4-Inch 48-Tooth Steel Demon TCG Ferrous Cutting Circular Saw Blade with 21-mm Arbor Features Freud's TiCo hi-density carbide with titanium for long life and a flawless finish Triple-chip design for longer cutting life in metal Laser cut stabilizer vents trap noise and vibration and stabilize blade Tri-metal shock-resistant brazing for stronger carbide teeth. Perma-Shield coating to resist heat