BT-FM : DIN 6357 Face mill arbors with BT MAS-403 form A/AD taper shanks
IT_N5                                               IT_SURFACE HARDNESS 58~60HRC                        IT_RUN-OUT A0.005                                   IT_TAPER SHANK GRADE                               
  DesignationSSdD1D5LL1L2GG1G2kgFigGICATGIREMgiic
  BT40 FM 40   40 40.0088.0066.7060.0022.027.00M16 M12 M20 2.3314601811 From AD 0
  BT50 FM 40   50 40.0088.0066.7050.0012.027.00M24 M12 M20 4.1914601812 From AD 0
  BT50 FM 60 50 60.00128.00101.6088.0040.038.00- M16 M20 8.6024601813 0

Wrench not included