ClarkDietrich 103 Deluxe® corner bead is used to provide a high-quality finish and solid protection at drywall corners. This traditional drywall finishing product is nailed, stapled, screwed or clinched into place. Flanges are deeply knurled and perforated for excellent joint compound adhesion. 103 Deluxe corner bead is considered the premier drywall finishing corner bead product. This product combines a unique manufacturing process, with specially enhanced galvanized steel to provide consistent, high-quality finishing each and every time.