The RedLine Tools 1/2 4 Flute Carbide Corner Radius End Mill is a precision cutting tool designed for demanding machining applications. Made in the USA, this end mill features a 0.5-inch cutting diameter with a matching 0.5-inch shank diameter for secure tool holding. The 4-flute design with variable helix and variable index geometry helps reduce chatter and harmonics during cutting operations, delivering superior surface finishes and extended tool life. Constructed from high-quality carbide material and finished with an advanced AlTiSN coating, this end mill offers excellent wear resistance and heat dissipation. The corner radius design with a 0.06-inch radius provides strength at the cutting edge while allowing for smooth transitions in your workpiece. Measuring 3.5 inches in length and 1.5 inches in width, this round-shaped tool weighs just 10 grams, making it ideal for both roughing and finishing operations in various materials. Model number REP4160 comes as a single unit, ready to enhance your machining capabilities.