GLOBAL CNC 5/16" ID X 1" OD X 4.0" OAL END MILL EXTENSION

GLOBAL CNC 5/16" ID X 1" OD X 4.0" OAL END MILL EXTENSION | Global CNC’s end mill extensions are designed to extend spindle tool holders for hard-to-reach machining applications. Providing rigidity and strength to carbide and HSS end mills, reamers, drills, and other cutting tools. • Hardened and precision ground concentric • Black Oxide Coating • Made in the USA