Diamond cup wheel 1Type: 30/40,70/80,140/200 2,Diameter: 3'', ... cup wheels are ideal for cutting on concrete, masonry materials and medium hard stone. The turbo cup wheel is specially engineered for ... as Marble, Granite, Concrete, Reinforced concrete, Asphalt, etc. Diamond Cup Wheel, Diamond Grinding Wheel, Grinding Cup Wheel, Abrasive Wheel