1, Material : V30 Hardness : 88-89HRA

2, Material : V40 Hardness : 87-88HRA

3, The material may vary depending on the operating conditions of customer.

4, The coaxiality of shoulder punch may amount to ф0.0015mm and the coaxiality

of die may amount to ф0.0025mm. The surface roughness may amount to Ra0.05.

5, HIP treatment contributes to more compact structure and extended service life.