Cobra Carbide 20421 Micro Grain Solid Carbide Long
Cobra Carbide 20421 Micro Grain Solid Carbide Long Length General End Mill, TiAlN Coated, 2 Flute, 30 Degrees Helix, Square End, 11/2quot; Cutting Length, 1/4quot; Cutting Diameter, 4quot; 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