I've enumerated his list of tools, and provided several sources and variants for each.
- Small Drill bit sets
- 20 Piece Wire Gauge Drill Set and 3-Jaw Micro Chuck from Rockler
- 20 piece drill set sizes #80 to #61 from Lee Valley
- 20 Piece High Speed Steel Jobber Drill Set in Steel Case,#61-#80 Numbered Drills from Amazon.com
- Mini Chuck and Wire Drills from Woodcraft