Widin Carbide Rib Processing End Mill - 2 Flute Ball Nose (ESRB71201616) - 1.6mm x16mm (4mm Shank Dia)

The Widin Carbide Rib Processing End Mill is a precision 2-flute ball nose cutting tool designed specifically for rib machining and narrow rib contours. Ideal for engineers, machinists, and hobbyists, it delivers smooth, accurate radii on curved surfaces with reliable, repeatable performance. Built with a carbide body, it offers exceptional wear resistance for longer tool life in demanding materials.

Cutting geometry is optimized for tight ribs, with a cutting diameter of 1.6 mm, a 16 mm flute length, and a 4 mm shank diameter, enabling precise radii and consistent finishes across aluminum, steel, and other metals.

• Rugged carbide construction for extended tool life: Built to withstand high-speed cutting and wear, delivering reliable performance over many jobs and reducing the need for frequent tool changes.
• Ball-nose geometry with 2 flutes for precise curved contours: Produces smooth surfaces and accurate radii on narrow ribs, minimizing finishing passes and delivering superior dimensional accuracy.
• Optimized flute design and chip evacuation: Sharp edges and efficient chip clearance prevent clogging, improve heat management, and maintain consistent cutting performance across materials.

This end mill helps streamline rib-focused workflows by combining durability, precise radii, and dependable material removal in a single, easy-to-use tool. Its consistent results—whether working with aluminum, steel, or other metals—mean fewer reworks, shorter cycle times, and a smoother path from roughing to finishing. Trustworthy for both production environments and demanding DIY projects, it’s a reliable choice when rib geometry and surface quality matter most.