The Amana Tool 51404 CNC SC Spiral O Flute is an up-cut router bit designed for cutting plastic materials. It features a 1/4″ diameter, 3/4″ cutting height, and 1/4″ shank size, with a 2″ overall length. The flute spiral design is ideal for fast, efficient cutting, with a mirror finish for a sleek, professional look. This router bit is the perfect choice for CNC and automated tooling, providing clean, precise cuts in a variety of plastic materials.