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Bob Hadley

Bob Hadley
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Bob Hadley is the R&D manager for a California-based consumer products company. He holds a Sport Pilot certificate and a Light-Sport Repairman certificate with inspection authorization for his Jabiru J250-SP.

How to Run an Airline

Compressed air is one of the great, yet unheralded, conveniences of the modern workshop. It’s without a second thought that we blow chips off...
Dimple die polished

Home Shop Machinist: Power Polishing Promise

Back in the February 2019 issue of KITPLANES®, I promised a column about polishing on the lathe. I’m finally able to make good on that promise thanks to this month’s project: a dimple die tool that I made as a companion to last month’s project, the Findlay punch. A dimple die (also known as a […]
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Findlay Punch

Hole-making punches, also known as knockout punches, are a quick and easy way to make accurate holes in aluminum sheet. Punching works by shearing...

Chamfers and Tapers

The usual setup for my lathe is to have the compound slide set to 45 degrees and the tool post square to the spindle axis. While this setup is good for about 50 percent of the work I do—OD turning, facing, parting, grooving, boring, and 45-degree chamfering—it also means that for the other 50 percent, […]
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KITPLANES – The Independent Voice for Homebuilt Aviation
KITPLANES® magazine is the world’s #1 homebuilt aviation magazine. Written exclusively for enthusiasts like you, our editors pack each issue with need-to-know information on building, flying, designing and maintaining your own amateur-built category manned aircraft.
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Brake Turn

My local airport, Corona Municipal in Southern California, sits in the Prodo Dam basin and is known to flood on occasion. Last February, heavy...

RV Quick Stick

I live in a pretty cool neighborhood, which happens to include a couple of locals who are building airplane projects in their garages. In the April 2016 issue of KITPLANES®, I introduced Phil Hooper. The subject of that column was a custom drill guide for Phil’s Velocity RG. This month’s subject is a quick-release system […]
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KITPLANES – The Independent Voice for Homebuilt Aviation
KITPLANES® magazine is the world’s #1 homebuilt aviation magazine. Written exclusively for enthusiasts like you, our editors pack each issue with need-to-know information on building, flying, designing and maintaining your own amateur-built category manned aircraft.
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Temperature Sensor Restoration

Home Shop Machinist
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KITPLANES – The Independent Voice for Homebuilt Aviation
KITPLANES® magazine is the world’s #1 homebuilt aviation magazine. Written exclusively for enthusiasts like you, our editors pack each issue with need-to-know information on building, flying, designing and maintaining your own amateur-built category manned aircraft.
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From left to right: A photographer’s loupe, two watchmaker’s loupes, and a folding pocket loupe.

Home Shop Machinist: Magnification

A typical day in the shop for me would be unusual if I didn’t use a magnifier at least once.

Home Shop Machinist

The jack hack.

Home Shop Machinist

Preservative fogger.

In Case You Missed it

Editor’s Log

Wither the washer?

Homebuilt Accidents: Fatal Factors

Pilot decision-making is a greater factor in fatal accidents.

Stressing Structure

Z-Brackets and the free-body diagram.

Let Yourself Soar!

Let Yourself Soar! Not all homebuilts have engines. By Frank Paynter.