The 3/8 radius ensures that the grooves are deep enough for a 7/8" groove width.
This Kraft Tool CF304 Concrete Groover is the perfect tool for creating decorative grooves in concrete. The bronze blade and handle ensure durability and longevity. Concrete Groover,Bronze/Wood,3/8 Radius The Kraft Tool CF304 Concrete Groover is the versatile tool you need for creating decorative patterns on your next project.