ADVANCED TOOLING, INC. 1/2x3, 5 FLUTE (HELICAL FLUTES AND COATED FOR LONG TOOL LIFE), 45° (22.5° P/S) CHAMFER MILL.  THE CATALOG ITEM IS 4" OAL AND THESE WERE MADE AT 3" OAL.  SPEEDS AND FEEDS CAN BE FOUND AT advancedtoolinginc.net IN OUR VIRTUAL CATALOG.  FREE SHIPPING ON "BUY IT NOW".  DISCOUNTS FOR MULTIPLES.