Posted by Joe G on October 31, 2013 at 13:31:30:
In Reply to: gear posted by acv on October 19, 2013 at 18:50:18:
I believe the #6 is hob number six. Many times they made multiple numbers of hobs with the same DP and PA. When they are running jobs and there is a problem with the gears they can look back and see what number hob they used. Sometimes the numbers were hand etched on the hob.