Diablo blade generates up to 50% less respirable dust*, while delivering the longest life in all fiber cement materials. The PCD triple chip design offers up to 75-times longer cutting life than standard carbide blades. The laser cut thin kerf design gives fast and precise cuts with less dust and waste. The anti-vibration design stabilizes the blade and reduces noise while cutting and Non-Stick Perma-Shield coating to reduce heat. Warning: This product can expose you to chemicals which is [are] known to the State of California to cause cancer and birth defects or other reproductive harm.