A form dressing roller with a carrier body and a freestanding cover ring containing diamond grains and/or diamond rods configured in ceramic, metallic, or resin bond. The form dressing roller is made and used for dressing diamond and CBN grinding wheels as well as conventional wheels with abrasives made of corundum or silicon carbide. The form dressing roller includes clamping screws for securing the cover ring between the carrier body and an attachment ring, and includes a receiving hole in the center of the carrier body. The cover ring has at least three recesses.