Posted by Drew on July 05, 2018 at 10:54:28:
In Reply to: BC 6-10 Hob Arbor Taper posted by Gregory Stroup on July 02, 2018 at 11:03:17:
Is it an Old Style Hob Arbor with a thread on it to hold the Hob on? If so, the drawing I have shows it to be 1 Degree 47 Minute 15 Seconds. The drawing is in the back of the Hob section of Ash Gear's catalog.