This precision 4-flute carbide corner radius end mill from RedLine Tools is engineered for demanding machining applications. Featuring a 5/8-inch cutting diameter with a 0.09-inch corner radius, this tool delivers superior performance and extended tool life. The variable helix and variable index design significantly reduces chatter and vibration during operation, resulting in improved surface finishes and enhanced cutting stability. Manufactured in the USA from premium carbide material and finished with an advanced AlTiSN coating, this end mill provides exceptional wear resistance and heat dissipation for high-speed machining operations. The 0.63-inch shank diameter ensures secure tool holding, while the round profile and 3.5-inch overall length offer versatility across various milling tasks. Ideal for professional machinists and manufacturing operations requiring reliable, high-performance cutting tools for both roughing and finishing applications in a wide range of materials.