Repairing a Broken Gear Tooth Part 1 - Milling a Dovetail Slot on a Horizontal Milling Machine

The process I used to repair a broken gear tooth. Includes making a holding fixture, turning a custom tool holding arbor, and milling a dovetail slot on a horizontal milling machine.
Music License for Intro/Outro Music - "Better and Better", by Joel Hunger:
I'm Joel Hunger, as an author of 'Better and Better'
www.melodyloops.com/tracks/better-and-better/, grants Melody Loops and its licensees, including Keith Rucker owing KZbin channel Keith Rucker, permission to use this Music.
This Music may be used in commercial and personal projects and in monetized videos (such as KZbin or Vimeo) without paying additional fees or royalties to author. The Music must be used in accordance with the Melody Loops End User License Agreement
www.melodyloops...
License #: 42949643994
CONFIRMATION SUMMARY
Here are a few details of this Grant and Permission:
It is conditional upon full receipt of payment; The Music may be used in various multimedia applications including as video games, educational software, powerpoint and keynote presentations, television advertisements, radio spots, documentaries, institutional and corporate advertising, hold on, jingles, websites, flashes, banners; The Music may be modified but may not resold or redistributed outright by licensees of Melody Loops, although it may be included as part of a production; and The Music is being licensed not sold. 'Melody Loops' referred to above means Melody Loops Inc., operators of www.melodyloops.com (the 'Site').
Joel Hunger
2014-11-27