Making a Gears Cutting Machine
25:17
Making Worm Gears. Harder Than You Might Think
16:30
Cut any gear with just a slitting saw
17:07
Homemade Gear HOBBING Machine
8:08
Making a Worm Gear on Bolt
14:44
A simple idea for making a worm gear from a tap drill thread on a lathe
15:08
Watchmaking: Machining a Watch Gear
13:15
How do I make my own gear hobs? (Gear cutting)
14:01