Every good machinist knows you need all the options you can get to tackle difficult engineering challenges. From varying diameters; stub, regular, long & extra-long lengths, to square end; corner radius & ball ends options, there is a Conical Tapered Carbide end mill. The three and four flute designs facilitate excellent chip evacuation and maximize flute engagement for an improved finish every time. Our tapered end mills are the standard bearer of the industry and come in thousands of configurations.