With two flutes that draw chips toward the tip, these downcut spiral bits leave a clean edge on the face of the work thatās nearest the shank. For minimal material removal and shallow cuts, a downcut bit is often preferable, but typically requires slower travel to ensure adequate chip clearance. Made from solid carbide to help maintain sharpness through extended use. For use with types of wood. Available in six diameters from 1/8ā to Ā½".