Diamond Vantage S-0415CCS 4" x 0.15" x 7/8-5/8 Segmented Contour Blade - Since 2003, Diamond Vantage has been serving the construction, stone and industrial industries with diamond tools that yield the highest levels of performance. From its inception, Diamond Vantage has been working to become the BEST supplier to their customer by continuing to upgrade in all areas of our service. What sets Diamond Vantage apart from most of its competition is that they are a true manufacturer. Unlike most of their competition, they manufacture 100% of the diamond tools we sell.