
Raw Materials
High Speed Steel Round Bar - M42
HSS round bar in M42 grade, suitable for thermal stresses and continuous cutting applications. Used for heavy-duty milling cutters, gear cutters, highly stressed twist drills, taps, profile knives, and machining of high-strength materials.
Specifications
Delivered ConditionsHardness in the annealed ≤270 HB
Forms SuppliedWire Rod/Drawn Wire/Round Bar
Hardness After Heat Treatment65-68HRC
MaterialM50/M42/M35/M2/M1