Accupro 1", 4-1/4" LOC, 1" Shank Diam, 7" OAL, 5 Flute, Solid Carbide Square End Mill Single End, AlTiCrN Finish, Spiral Flute, 38° Helix, Centercutting, Right Hand Cut, Right Hand Flute, Series HS 6503236 - 42527150.