The VIERDWIN Solid Carbide Up & Downcut Spiral Router Bit is engineered for precision and performance. Featuring a cutting length of 1 inch, a cutting diameter of 1/4 inch, and a 1/4 inch shank size, this router bit is versatile for a wide range of applications. The overall length is 2-5/8 inches, ensuring stability and efficiency during use. Designed with a solid carbide construction, this router bit offers exceptional durability and long-lasting sharpness. The unique up & downcut spiral design provides clean, smooth cuts with minimal chipping, making it ideal for woodworking, especially in softer woods and materials like plywood and MDF.