The 1/4" Solid Carbide Spiral Down-Cut CNC Router Bit is an indispensable tool for any CNC enthusiast seeking impeccable cutting quality and versatility. With its 1/4" (.25") tip diameter, shank diameter of 1/4" (.25"), a length of cut of 1", and an overall length of 2-1/2", this bit has been meticulously engineered for precise, smooth, and clean cuts with minimal chip-out or edge fraying. What sets this router bit apart is its down-cut flute design. The flutes are designed to push the chips downward, which is exceptionally beneficial in minimizing chipping and ensuring a pristine top surface finish. This attribute makes it particularly useful for projects where surface finish and precision are essential. Moreover, the bit's utility is further enhanced by its Astra coating - a proprietary high-performance coating that significantly bolsters cutting speeds, feed rates, prolongs tool life, and enhances lubricity in abrasive materials. In addition to woodworking, this router bit showcases its versatility by also excelling in cutting plastics and aluminum, which is advantageous for a plethora of applications and projects. Crafted with meticulous attention to detail, and proudly made in the USA by Bits & Bits, this 1/4" spiral down-cut CNC router bit is synonymous with top-tier quality and performance. Its combination of precise cutting, versatility, and superior construction make it an essential addition to the tool arsenal of craftsmen and CNC operators who refuse to compromise on excellence.