2011DIN 4000-137:2011-09 Tabular layouts of properties - Part 137: Tools with geometrically undefined cutting edges for machining of gears
2011DIN 4000-137:2011 Tabular layouts of properties - Part 137: Tools with geometrically undefined cutting edges for machining of gears
2009DIN 4000-137 E:2009 Draft Document - Tabular layouts of properties - Part 137: Tools with geometrically undefined cutting edges for machining of gears