M2 & M42 grades of HSS as per IS, BS, DIN, ISO & American standard.
ENDMILLS:
Available in 2,3,4 & 8 flutes depending on diameter. Inches / Metric sizes from 3mm to 50mm Dia (1/8″ to 2″) & Length up to 400 mm (16″)

Center Cutting, Non Center Cutting & Roughing types. Square, Concave, Radius or Ball nose end type