Posted by Brian on May 17, 2000 at 10:23:41:
In Reply to: Skiving hob posted by Aristomenis Antoniadis on March 14, 2000 at 03:30:38:
A Skiving hob differs from a standard hob in that the rake angle of a skiving hob is negative. On a standard hob the angle is zero. This negative rake angle permits the finishing of pre-cut and hardened gears.