Whiteside 3184 Radius Flute Cutter 1/4"SH, 1/8"R, 1/4"CL is designed to create a small concave radius curve, making it for adding smooth and precise decorative edges to your woodworking projects. This carbide-tipped radius flute cutter features a 1/8" radius, a large 7/8" diameter, a 1/4" cutting length, and a 1/4" shank, all crafted to fit 1/4" collets. Its steel shank provides a rigid tool with reduced vibration, while the carbide cutting edges ensure extended life and excellent performance. I for use on natural woods, composite woods, and hard plastics, this cutter delivers clean and precise cuts across a variety of surfaces. operating speeds range from 14,000 to 16,000 RPM, with a maximum of 18,000 RPM to optimize cutting efficiency and tool longevity. Model Number: 3184