For sale is a Hanita, M42 Cobalt, 5/8", 4-Flute, Square End Mill, No. TC120516006.  The end mill is new and unused and comes in the original plastic tube although the tube has been opened and shows some dirt.  I have several available so if you buy more than one, a discount is applied and shipping is reduced on the additional units.  The end mill(s) will be shipped Promptly from Missouri.  Thanks for looking.