For all Continental and Lycoming engines. Adjustable type to work on all series engines. Ring installs on rockers and "C" collar compressor spring to allow keeper removal.

This is the drill you need to get into those tight spaces. It has a head height of just over an inch, and produces enough torque at 2800 RPM to drill through steel. Excellent speed control, and has a solid, well-balanced feel.

Newly engineered design now features 6061-T6 Aluminum cylinder construction for lightweight durability. Enhanced valve system rated at over 3,000 psi. Develops a true 10X pressure multipler to produce over 1,500 psi from a 150 psi air source.

7 piece kit in sizes: #3, #4, #5, #6, #8, #10, & #12. For use in assembling stratoflex series 300, aeroquip 303, 491 hose fittings. Chrome Plated.

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.

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.

The new ATS Pro Beading Tool Kit is a perfect recreation of the classic Parker Tool. It's the best beading tool on the market today... We guarantee it! Makes perfect beads in tubes from 1/4" to 1". Meets MILSPEC MS33660D and SAE AS5131 standards.

Using Heli-Coil serrated aviation inserts is the only FAA approved method of repairing damaged spark plug threads. It is also the only method certified by engine manufacturers such as Teledyne-Continental and Textron-Lycoming.

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.

Specifically designed to work with Brake Bleeder Tanks to service all Cleveland and Matco brake systems utilizing the 079-00300 Bleeder Screw.

The industry standard Rol-Air® flares soft copper, aluminum and brass tubing in sizes 3/16", 1/4", 5/16", 3/8", 1/2", & 5/8" O.D. tubing. Not recommended for stainless steel.

This all aluminum unit is designed to improve and speed up the process of timing magnetos to the engine. Easily attached to the propeller spinner, it is accurate to within 1.0 degree.