The Oldham Viper Forming Chamfer 45 Degree Router Bit is a high-quality power tool accessory designed for precision woodworking projects. With a 1/2” shank diameter, this router bit is perfect for creating clean and smooth chamfer cuts at a 45-degree angle. Made in China by the reputable brand Oldham, this new-in-package tool is a reliable addition to any workshop or tool collection. A13