08 Ago 5 PCS 5/16″ 4 Flutes Square 45° Helix Carbide End Mill Bit AlTiCrN Coated HRC 50
5PCS 5/16" Carbide Square End Mill Bits Set, Milling Bits Cutter 5/16 Carbide End Mills for Alloy Steels/Hardened Steels, HRC 45 Deg Single End 4 Flute AlTiN Coating Features: *4 Flutes, Single End 30° RH Spiral, TiAlN coated for improved performance and tool life in...