AISI M42, DIN 1.3247

Material used in flat and cylindrical thread rolling dies for the most demanding applications. Mostly used for applications in the aeronautics sector, HEROSLAM thread rolling tools made from M42 satisfy all our customers' demands when it comes to threading hard materials like TITANIUM or INCONEL.

The results obtained with a combination of M42 & GOGOR have led HEROSLAM to be recognized currently by customers from the aeronautics sector as a leading supplier of threading tools.

HEROSLAM recommends using M42 to thread parts with a hardness above 36HRC.