Freud D1040X Diablo 10-Inch 40-Tooth ATB General Purpose Saw Blade with 5/8-Inch Arbor and PermaShield Coating Laser cut stabilizer vents trap noise and vibration keeping it cool and reducing blade warp Laser cut heat expansion slots allow blade to expand due to heat build-up keeping the cut true and straight Durable micro grain titanium carbide for extreme durability, razor-sharp cuts and long life Tri-metal shock resistant brazing allows carbide tips to withstand extreme impact for maximum durability Laser cut arbor for accurate blade rotation reducing vibration and premature wear