For engines with bore diameters over 5" per AC43.13. Our own ATS brand Differential Cylinder Pressure Tester combines the features of our popular 2E tester and a Master Orifice into one tool.

A quality riveting solution at an affordable price features our best-selling 2602A Rivet Gun plus 4 bucking bars, 5 Straight Rivet Sets, 4 Offset Rivet Sets, Custom Molded Case, and more...

Convenient Gap Gauge for all Champion and Tempest massive electrode spark plugs. Slider design keep gauge wires stowed away when not in use. Gauge sizes: .015", .019", .018", and .022".

New ATS Pro Series X-Gun featuring a Lifetime Warranty. Includes Beehive & Mechaid retainer springs. Excellent teasing trigger. Parts interchangeable with chicago pneumatic x series guns. 1/8" Aluminum Capacity, 90 psi requirement (3 cfm).

New ATS Pro Series X-Gun featuring a Lifetime Warranty. Includes beehive & Mechaid retainer springs. Excellent teasing trigger. Parts interchangeable with chicago pneumatic x series guns. 1/4" Aluminum Capacity, 90 psi requirement (3 cfm).

This unique design of the P-lead adapter ensures proper spring pressure against the internal contact. It provides secure and stable alignment, and includes a post that prevents test leads from falling off. Complete set of three (3) adapters.

Our kit contains all of the hardware you'll need to deliver nitrogen to tires and struts from a nitrogen bottle. It includes a regulator, gauges (input & delivery), shut off valve, 12' hose, and a strut coupler. 2500 PSI high pressure delivery system.

Copper, 1/8" Dia, 0"-1/4" Grip. Standard fastener used to temporarily hold sheet metal sections in place prior to riveting. Requires cleco pliers.

Cleans any size plug without changing grommet. Has 2-way valve (blast or air) and comes complete with abrasive powder. Ready to use.

Designed specifically for aircraft magneto synchronization and engine timing. Eliminates all guesswork and provides a greater safety factor by creating perfect timing quickly and reliably.

Our own ATS brand tester comes complete with on-off safety valve to eliminate hose pressure when disconnecting from the cylinder. Can be used to check intake or exhaust valves, cracked or worn rings, defective cylinders, worn bushings, etc.

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. 1.5" Yoke.