Cobra Carbide 27340 Micro Grain Solid Carbide Regular Length Hi-Performance End Mill, Uncoated (Bright) Finish, 3 Flute, 60 Degrees Helix, Square End, 1" Cutting Length, 7/16" Cutting Diameter, 2-3/4" Length (Pack of 1) Solid carbide tools offer long tool life and faster cutting speeds than other substrates, but are more brittle and must be used with rigid toolholding systems Uncoated tools feature just the base substrate without any additional treatment or coatings and are suitable for a wide range of applications Round shanks allow use with a wide variety of toolholding systems Suitable for profiling operation High shear geometry with edge strength