Vakuum-Vorstoß

Aus Duran, Normschliff

                                         NS                            Form

20.502.02                  14/23                     gerade

20.502.02                  14/23                     gebogen105°

20.502.18                  29/32                     gerade

20.502.18                  29/32                     gebogen 105°

VPE=1