The MILWAUKEE Diamond Ultra Segmented Turbo General Purpose Diamonds Blades are engineered to deliver the fastest cutting speeds and maximum run time to significantly increase productivity. The turbo notch design allows for up to 2.5x faster cutting in concrete. These segmented blades are equipped with laser welded segments, providing increased durability in tough materials; including cured concrete, reinforced concrete, stone, paver, brick, and block. The Diamond Ultra blades are designed with a vented steel core to keep the blade cool for consistent, fast cutting and up to 75% longer run time. The turbo notch segments, engineered with a beveled edge, deliver smooth starts & faster plunge cuts. These general-purpose blades are designed with keyhole gullets for rapid debris removal and extended blade life. For use wet and dry. Milwaukee Tools 7" Diamond Ultra Segmented Turbo, General Purpose Diamond Blade 49-93-7529