4.5mm Uni-Pro 4FL Necked 30? Std Length Carbide End Mill, Plain Shank, Firex Coated, 11mm LOC, 50mm OAL, 22mm Reach 11MM LOC,4.5MMSHANK,50MM OAL UNI-PRO Right Hand 30? Helix, Right Hand Cut, 4 Flute Standard Length Universal General Purpose Center Cutting Carbide End Mill with .05mm x 45? Corner Chamfer, 22mm Extended Neck Relief, Plain Cylindrical Shank, Firex Coated Series 3678 Guhring Part #9036780045000