Professional heavy-duty spark plug gap setting tool is completely portable for field use, yet precise enough to set gaps to within 0.001". Compatible with all Champion, and Tempest Massive Electrode Spark Plugs. Includes feeler gauge.

With head dimensions of only .94" high x .63" diameter, this is one of the smallest air angle drills on the market. Ideal for extremely close-quarters areas. Accepts 1/4 x 28 threaded drill bits. 3500 RPM at .33HP.

With a speed of 2600 RPM and .67 hp of power, our new heavy-duty drill can take on any job. Highest quality full cage gear design ensures that this drill keep running smoothly even under hard abuse. A solid performer that’ll get the job done every time.

Holds Timing Gears When Removed. Works with all bendix magnetos

The newest addition to our ATS Pro Rivet Squeezer Line is built for hard use. All stainless steel construction. Squeezes up to 5/32" aluminum (1/8" steel) rivets. Works with any 3/16" shank dies. 3" Yoke.

This tool takes all the work and risk out of removing the piston pin. It works on lycoming and Continentals engines. Just slip it over the piston, turn the shaft and it pushes the pin out.

This straight forward tool will let you remove the tach seal in minutes time and time again. The seal removal tool is so easy to use, it’s as easy as counting to five!

This new air drill packs a lot of power into a very compact form. It delivers enough speed and torque to drill into most materials with ease. And the angle head can be rotated 360º relative the handle to orient it properly for drilling

Our newest Rivet Squeezer Kit contains everything you’ll ever need to tackle any riveting job. You get our popular ATSRS Rivet Squeeze, plus three yokes in sizes 1", 2" and 3". We’ve also thrown in our 6 Piece Squeezer Set.

Sure-Gap is designed for use on all massive electrode aircraft spark plugs. Saves time and money, eliminates guessing of plug gap, prolongs plug life and insures peak performance. 18mm.

150-450 lbs on 1/8" to 1/4" cables. Industry and military standard tensiometer is accurate to within 5%. Simple lever grip permits one hand operation. Dial locking feature holds reading in tight areas until you can comfortably read it.

New 3882-series Cylinder Base Nut Wrenches feature a 12-point thin-walled hex head, and a 15" span for use with any Continental and newer Lycoming engines.