This drywall corner bead, manufactured using sturdy zinc-coated steel, is used to provide a high-quality finish and solid protection to corners. This traditional drywall finishing product can be applied either with nails, screws or clinch-on tools. The holes and knurled surface allows for excellent joint compound adhesion. This product combines a unique manufacturing process, with specially enhanced zinc-coated galvanized steel to provide consistent, high-quality finishing each and every time. - Easy installation - Superior compound adhesion - Strong reinforcement for 90° drywall corners - Installation is completed with joint compound for a smooth ready-to-paint surface