The Niagara 7/8" dia. 4 flute end mill 5.009 lead 9-7/8" is a cutting/tool-holding tool from Niagara. It is used on a machine tool to cut, form, or hold threads, bores, or material stock to a precise dimension. Key specifications noted on this listing include 4 Flute. It is commonly used in CNC and manual machining, metal fabrication, and tool-and-die work.
