M2 Tool Steel Round Rods 1/4″ (.265 OD) x 12″ | High Speed Steel | 3 Pack
About AISI M2 M-2 is a tungsten-molybdenum high-speed steel. It is a popular grade for cutting and non-cutting applications. Compared to M1 Tool Steel, M2 grade has a high carbon content which provides higher wear resistance for applications that need it.