DIN 4003-126
DIN 4003-126 Concept for the design of 3D models based on properties according to DIN 4000 - Part 126: Reamers with non-indexable cutting edges
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/2012
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 10/01/2012