ISO-2490 Complete Document History
Solid (monobloc) gear hobs with tenon drive or axial keyway, 0,5 to 40 module - Nominal dimensions

Complete Current Edition:
   3RD EDITION - NOMINAL DIMENSION - Oct. 1, 2007

Obsolete Revision Information:
   2ND EDITION - NOMINAL DIMENSIONS, 1 TO 40 MO - Nov. 15, 1996
   1975 EDITION - SINGLE-START SOLID (MONOBLOC) - June 1, 1975