Our Spark Plug Socket features a thin-walled design to get into to the tightest confines. Magnet interior guarantees that you won't accidentally drop the plug. Works with all Champion and Tempest Aviation Spark Plugs.

This time-saving kit includes our top of the line 2EM Differential Pressure Tester and the new 18MM-XT Spark Plug Port Extender for effortless leakdown testing at a great value.

Our own ATS brand Differential Cylinder Pressure Tester combines the features of our popular 2E tester and a Master Orifice into one tool.

Great package deal featuring our 133 Microstop Countersink plus 4 pilot cutters (1000-100 series) in sizes #40, #30, #21, and #12 all packaged in a custom foam lined case.

A package of 25 pieces 1/8" (copper) CLECOLOK clecos.

Adjusting cable turnbuckles no longer has to be a dreaded ordeal, and you won't need three hands to do it. With our new Turnbuckle Rigging Kit you'll get a complete solution.

Cobalt drill bit 6-pack. #30 diameter, 135 degree split point. Jobber length. A set of 6 cobalt drill bits envelope packaged for your convenience and savings.

The ATS E50A Magneto Synchronizer is a modern redesign of the classic test instrument used by aviation mechanics around the world for over 50 years.

Factory refurbished model of our E50A Magneto Synchronizer completely restored to like-new condition and carries a full 1-year warranty.

Black Diamond media cleans faster and produces less dust than any other media. Environmentally safer than Silica Sand, as it contains no health threatening "Free Silica" dust. Perfect for Sandblasters and Spark Plug Cleaners.

Cobalt drill bit 6-pack. #40 diameter, 135 degree split point. Jobber length. A set of 6 cobalt drill bits envelope packaged for your convenience and savings.

Innovative new reversible safety wire twister changes from right hand to left hand twist at the flick of a switch. Positive locking mechanism prevents accidental direction change during series wiring. Assembled in the USA. 6" length