Whiteside Spiral Up / Downcut Bit, 3/8 in. SH x 3/8 in. CD x 1-1/4 in. CL is a high-quality router bit designed to provide clean and precise cuts. Also known as a 1 + 1 Compression bit, it features a unique combination of up and down cut spirals that effectively eliminate chipping when trimming double-sided laminates and veneers. This single-fluted bit is crafted from solid carbide, ensuring durability and long-lasting performance. Manufactured by Whiteside Machine Company in Claremont, North Carolina, it is an excellent choice for woodworking professionals and enthusiasts seeking superior results. The specifications include a 3/8" shank size, 3/8" cutting diameter, 1-1/4" cutting length, and a 3" overall length, making it versatile for various routing tasks. Model Number: UD4125