This high-accuracy Digital Airplane Engine Timing Indicator, built with advanced MEMS inclinometer technology, ensures your engine fires at the correct angle—resulting in smoother operation, better efficiency, and peace of mind.

Dual-Voltage Spark Plug Cleaner & Tester features the latest in spark plug service equipment. It’s smart, functional styling and rugged construction makes it the perfect choice for anyone who needs to reliably and accurately test 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 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.

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

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.

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.

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.

Our rivet removal tool comes complete with four drill bits and guides for removing 3/32", 1/8", 5/32" and 3/16" universal head (AN470) solid rivets. Rivets are cleanly removed without damage to the rivet hole or aircraft skin.

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

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.

Package of four (4) 1/4-28 Threaded Drill Bits in sizes: #40, #30, #21, and #12. Cobalt steel with black oxide finish.