HEF-X-50312 End Mills for Steels - 5 Flute - Square - Finisher
0.3125" (5/16) Cutter DIA x 0.3125" (5/16) Shank DIA x 2.1250" (2-1/8) Length of Cut x 4.0000" (4) Overall Length Carbide Square End Mill for Steel, 5 Flutes, APLUS Coated - (HEF-X-50312)