All,
Thanks for the input. I finally convinced the department manager that my co-worker is wrong; hard to do as he is highly regarded in the department (and in his own mind). So many hours wasted on this drawing...
drawoh,
The part is a stock size hexagonal shape, no shaft or thread. I understand two parallel faces making a datum, however my coworker is saying we can use two edges to create a datum.
I have a hexagon shaped part where holes are drilled through one of the surfaces (not the ends). A co-worker believes he can use the edges of the hexagon to determine the center plane of the feature and locate the holes. My understanding is that two planer surfaces can be used to create a center...