Freud's back-cutters are designed to be used with Freud's 2+2 Raised Panel Cutters when cutting 3/4" stock. Use the 1-1/4" bore cutters with Panel Cutters UP200 through UP208. Use 3/4" bore cutters with Panel Cutters UC200 through UC208. These cutters leave a decorative profile on the back side of the panel making the panel flush with both the front and back of the rails and stiles.