Helical Solutions 83024 | HEV-RN-X-50500 0.5000" (1/2) Cutter DIA x 0.5000" (1/2) Shank DIA x 0.6250" (5/8) Length of Cut x 7.0000" (7) Overall Length x 5.0000" (5) Reach Carbide Square End Mill for Steel, 5 Flutes, APLUS Coated - (HEV-RN-X-50500)Helical Solutions 83024 HEV RN X 50500 0. 5000" (1 2) Cutter DIA x 0. 5000" (1 2) Shank DIA x 0. 6250" (5 8) Length of Cut x 7. 0000" (7) Overall Length x 5. 0000" (5) Reach Carbide Square End Mill for Steel, 5 Flutes, APLUS Coated (HEV RN X 50500). From the Helical Solutions End Mills for Steels 5 Flute Square Variable Pitch Reduced Neck product family.