There is a great deal from Aircraft Spruce on this ATS Spark Plug Tester and Cleaner.  Here is the link:  http://www.aircraftspruce.com/catalog/topages/atsdeluxekit.php

Here is the unit:

Here is the back of the unit:

And here are the items coming out of the space in the back:

These are different size rubbers for the spark plug blaster, spark plug threads for the tester, and the blast media.

Also contained in the deluxe set are the following:

Spark plug gap set and measuring device

Here is a portable plug blaster:

Spark Plug Tool Set – Contains plug socket, thread chaser (14/18mm), Antisieze, and 100 copper gaskets

Here is the magnifier light (with micron, 1/32, and mm scale in eyepiece. Uses 2 ‘C’ batteries (UM-2)

There is also a lead removal vibrate tool and a spark holder.

I know of several of these that got bought in this deal, and it seems we all want to put them on a harbor freight cart for a roll-around spark plug station. Great minds think alike, idiots seldom differ. Here is a picture of the cart and tester.

U.S. General – item# 90428 $79.99

Enjoy

Roscoe
Yankee-Aviation.com