Dia.: 5/8" Shank dia.: 5/8" Flute length: 2-1/2" Overall length: 4-5/8" M42-8% Premium cobalt Center cutting Flutes ground by a world-class IS-9002 Factory, CNC Qualified Standard Tooth Made with M42-8% premium cobalt, offering unmatched durability and thermal resistance for rigorous machining tasks. 4-flute, standard tooth design ensures efficient chip evacuation and superior finishes on a variety of materials. Precision-ground by an IS-9002 certified facility, CNC qualified, for consistent, high-quality performance across operations. Optimal dimensions for versatility: Cutting Dia.: 5/8", Shank Dia.: 5/8", Flute Length: 2-1/2", Overall Length: 4-5/8". Center cutting capability enables versatile milling applications, including plunge cutting and intricate detail work.