Helical Solutions 83450 | H35AL-RN-LX-30375 0.3750" (3/8) Cutter DIA x 0.3750" (3/8) Shank DIA x 0.5000" (1/2) Length of Cut x 6.0000" (6) Overall Length x 3.5000" (3-1/2) Reach Carbide 35° Helix Square End Mill for Aluminum, 3 Flutes, ZPLUS Coated -Helical Solutions 83450 H35AL RN LX 30375 0. 3750" (3 8) Cutter DIA x 0. 3750" (3 8) Shank DIA x 0. 5000" (1 2) Length of Cut x 6. 0000" (6) Overall Length x 3. 5000" (3 1 2) Reach Carbide 35 Degree Helix Square End Mill for Aluminum, 3 Flutes, ZPLUS Coated (H35AL RN LX 30375). From the Helical Solutions End Mills for Aluminum 3 Flute Square 35 Degree Helix Reduced Neck product family.