The DEWALT ELITE SERIES™ All Purpose Diamond Segmented Wheel 230 x 22.2mm. The DEWALT ELITE SERIES™ Diamond Segmented Wheel is made for demanding jobs, cutting asphalt and green concrete. Laser welded, drop segments provide a stronger bond for up to 5X longer* life cutting hard materials. The carbide reinforced matrix increases diamond bond strength and delivers high performance. A high-alloy steel core allows for high quality straight deep cuts. *Vs. DEWALT HP Diamonds cutting C35.