![Trimming composites gets the full PPE job. [Credit: Eric Stewart]](https://www.kitplanes.com/wp-content/uploads/2026/07/7-2.jpg?w=534&h=462&crop=1 "A Few of My Favorite Tools")
![Lowell Farrand spent years serving as an FAA DAR and is in the EAA Hall of Fame. He offers sound advise to builders. [Credit: Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/05/unnamed-4.jpg?w=265&h=198&crop=1 "Think Like a Builder")
![Author Bill Wilson takes a break from measuring and cutting the Lexan windshield during his Onex build. [All Images Credit to Bill Wilson]](https://www.kitplanes.com/wp-content/uploads/2026/04/image-2.jpg?w=265&h=198&crop=1 "Think Like A Builder")
Practical Electrical
Battery facts and fables: lithium lead-acid equivalency. By Robert L. Nuckolls, III.
Flush Rivet Removal
There can be more than 10,000 rivets in an aluminum kit aircraft. Given that many opportunities for errors, you’ll surely need to replace a few.
In Case You Missed It
Show Your Sleeves: Silver or Copper?
Nearly every aircraft utilizes metal cables to operate control surfaces like elevators, rudders and...