Eliminating Egg-Shaped Holes

Quarter-inch pilot bits in hole saws have a tendency to enlarge the pilot hole as they cut. The result is an egg-shaped hole because...

The Home Machinist (Part 8)

In his continuing series, author Bob Fritz discusses the ins and outs of threads including how to avoid seizing, types of threads, sizing, drilling holes, using a tap-drill chart, and matching fastener dimensions.

Aircraft Wiring

Understanding alternators and voltage regulators. By Marc Ausman.

Aero ‘lectrics

Jim Weir lays the groundwork for a DIY LED rotating beacon project.

Plane and Simple

A second life for Cleco pliers.

Aero ‘lectrics

Jim Weir shows you how to create and install LED lights and run them from ships power inexpensively and easily.

Home Shop Machinist

A fine finish.

Home Shop Machinist

Countersinks.

Close Flanges

What to do when you need to install a rivet, but an unrelated flange is in the way.

In Case You Missed it

damaged propeller

Down to Earth

Picking up the pieces.

Letters

Dave Anders' RV-4I read "Putting the Experiment in Experimental" with a lot of...

Unairworthy

Missing labels.

Editor’s Log

Paul Dye explains how it was possible for him to become editor-in-chief of KITPLANES before he actually left his old job at NASA and what you can expect to see in KITPLANES in the near future.