Check the listing for details. Better-than-Ever 90 Degree Inside Drywall Corner Applicator Head. Condition: New. Listed at 59.99 USD. Better-than-Ever 90 Degree Inside Applicator The Inside Corner applicator is made from a single piece of high-grade aluminum which is milled to the final shape. The solid construction ensures even distribution of compound where you need it and gives long-lasting performance. Features:Solid one-piece milled stainless steel for strength and lightweight constructionTwo Heavy Duty Nylon wheels for consistent smooth rolling performance compared to competitors molded wheels.Attaches to a compound applicator or angle box (both sold separately)Reservoir applies mud in both directions, eliminating the need to change direction.Exit holes give higher output of mud. Al's Taping Tools is a fully equipped automatic drywall tool service center with over 30 years in the industry. We are able to service all major brands. All of our service techs are also fully trained in the operation of the tools that we sell and service. So if you are new to automatic drywall tools or have any questions please give us a call. Al's Taping Tools & Spray Equipment815 Tower DriveMedina, MN 55340