Avenger AV-65948 Steel Cutting Saw Blade, 6-1/2-inch by 48 tooth, 5/8-inch arbor, C-6, TCG High carbon steel alloy body that is heat treated, surfaced ground to prevent flexing, bending and distortion, hand tensioned to guarantee flatness Fits most portable power saws with a 5/8" arbor C-6 professional grade carbide Tooth Grind: TCG Max RPM: 4,200 rpm