Quicksilver Corner bead is a hot dipped, highly durable galvanized bead that offers superior corrosion protection. This bead is ideal for humid, moisture prone conditions and high-traffic areas subject to more than normal abuse. Recognized as a superior corrosion-resistant drywall finishing corner bead, Quicksilver corner bead provides 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.