More info: https://www.cat.com/en_US/products/ne.... | See the Cat® SMART Grader Blade in action. SMART Grader Blades are for cutting, moving and grading dirt, gravel, sand and virtually any other material used as a base. An assist feature on the blade brings cross slope to Cat D3 skid steer loader and compact track loader platforms. The combination of these features along with the support of the Cat Dealer network makes this attachment industry leading due to the industry first features.