H45AL-S-20500 End Mills for Aluminum - 2 Flute - Square - 45° Helix
0.5000" (1/2) Cutter DIA x 0.5000" (1/2) Shank DIA x 0.6250" (5/8) Length of Cut x 2.5000" (2-1/2) Overall Length Carbide 45° Helix Square End Mill for Aluminum, 2 Flutes, ZPLUS Coated - (H45AL-S-20500)