Widin Carbide Corner Radius End Mill For Mold & Die - 2 Flute Long Neck - 3mm x12mm x R0.2Designed for precision mold and die work, Widin's Carbide Corner Radius End Mill with a long neck delivers clean, accurate finishes on deep groove features and intricate pockets. Diameter: 3 mm Neck length Reach: 12 mm long neck for extended reach into tight cavities Corner radius: R0. 2 for gentle edge relief and reduced stress concentrations Flutes: 2 flutes for efficient chip evacuation and smooth surface finishes Helix angle: 30 for improved