Once you've tried Diamond Blades, you will be converted for life! Half the dust, half the vibration, always full depth full power available. Dramatically reduced downtime (change blades once vs 20-50 times with disposables). These blades make you more productive and reduce cost. Loves Brick, Concrete and most stone. Not as effective on Granite, Asphalt or Green Cement. E-links Diamond Blade Range available in two different performance levels