H45AL-M-30375 End Mills for Aluminum - 3 Flute - Square - 45° Helix
0.3750" (3/8) Cutter DIA x 0.3750" (3/8) Shank DIA x 1.2500" (1-1/4) Length of Cut x 3.5000" (3-1/2) Overall Length Carbide 45° Helix Square End Mill for Aluminum, 3 Flutes, ZPLUS Coated - (H45AL-M-30375)