Drill Sizes- Number vs. Fractional
Joe Norris provides an review of drill sizes and the benefils of using numbered drill sizes for accuracy. Joe is the EAA Flight Training Manager as well as a DAR, A&P aircraft mechanic with Inspection Authorization (IA), and EAA Technical Counselor.
In Sheet Metal
Fabricate Aluminum Rib Intercostal
Built up wing ribs have several component parts. In this video EAA chapter manager John Egan demonstrates how he fabricated an intercostal for his scratch built Super Cub aluminum ribs.
Gun Riveting Basics
EAA Technical Counselor and A&P/IA mechanic Bob Koehler demonstrates the basics of using a 2X rivet gun and bucking bar to properly set protruding and flush head rivets.
Sheet Metal Snips
Cutting sheet metal can be made easy when using the properly designed snips for the application. Tracy Buttles from the EAA staff demonstrates how to use various types of handheld sheet metal snips.
EAA Technical Counselor and A&P/IA mechanic Bob Koehler likes to stock longer sized rivets then cut to size when needed. He demonstrates how to cut solid structural rivets to proper length prior to being set.
Pressure Testing Fuel Tank
Testing newly fabricated fuel tanks for leaks is always a good idea prior to flight. Tim Hoversten from the EAA staff demonstrates a simple technique to pressure test a welded aluminum fuel tank.
Drilling Out a Rivet
When you're riveting on your aircraft there's probably going to come a time when you get a rivet that doesn't quite set the way you want it. Joe Norris, EAA's flight training manager, demonstrates the proper way to drill out an offending rivet.