Supreme Green Concrete blades are designed for highly aggressive cutting of extremely abrasive materials, such as green concrete. Their wide U-Slot gullets quickly and efficiently remove debris to provide the fastest cutting action. The Supreme Green Concrete blades also offer hard metal undercut protection to prevent segment loss and for maximum blade life. These diamond blades are ideal for high speed saws and walk behind saws up to 35 HP for cutting asphalt and green concrete. Dry and wet use.