CNC Single Flute Solid Carbide End Mill, 4mm Cut Dia., 12mm L, 4mm Shank, Up-Cut Router Bits, 4PK

The POWERTEC 73072N CNC Single Flute Solid Carbide End Mill set is built for precision machining of aluminum alloys, copper, plastics, wood, and composite materials. FEATURES Featuring a single-flute up-cut spiral design, these end mills maximize chip evacuation while minimizing cutting resistance and heat generation-especially important when working with soft or non-ferrous materials. DESIGN Each bit is crafted from premium tungsten carbide for high rigidity and stable cutting performance, with an uncoated cutting edge that delivers sharp, efficient cuts across a wide range of applications. With a standard 4mm shank and a balanced 12mm cutting length, this 4-pack is ideal for CNC routers, engraving machines, and workshop setups requiring consistent, repeatable results.