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 deliver smooth, chip- cuts on double-sided laminates and veneers. Known as a 2 + 2 Compression bit, its unique combination of up and down cut spirals ensures clean edges by eliminating chipping during trimming. The double-fluted spiral profile provides the smoothest cuts, making it i for precision woodworking tasks. Crafted from solid carbide, this bit durability and long-lasting performance. Manufactured by Whiteside Machine Company in Claremont, North Carolina, it is built to meet professional standards. The specifications include a 3/8 inch shank size, 3/8 inch cutting diameter, 1-1/4 inch cutting length, and an overall length of 3 inches. Model Number: UD4122