Machinists and metalworkers, this one's for you: a 1/4\ 4-flute long carbide end mill from OnlineCarbide. It's brand new, never used, and comes in its original packaging—professional grade. Made right in the USA from solid carbide, this end mill features a high-performance AlTiN/TiAIN coating that reduces heat and extends tool life, especially in tough materials like steel, stainless, or titanium. It's a single-end design with a variable helix angle for smoother cuts and reduced vibration. The cutting diameter is 1/4\, shank diameter also 1/4\, with an overall length of 3 inches—giving you plenty of reach for deeper pockets or slots. Part number is 512500L-C3. Whether you're running a CNC mill, manual mill, or doing precision drilling, this end mill offers excellent rigidity and finish quality. Perfect for job shops, hobbyists, or anyone needing a reliable, coated end mill that can handle aggressive feeds and speeds. A top-notch tool that delivers precision and durability. Keep your spindle running with this quality American-made cutter.