Spark Plug Tray. Holds up to 12 spark plugs. Spark plug positions marked 1-6. All metal construction.

6oz polyethylene cartridge. Semco disposable cartridges are molded from high density polyethylene, which makes them capable of handling a wide variety of chemical fluids for storage and application.

The Master Builder’s Kit is our most comprehensive riveting kit. It contains the tooling needed to build some of the most popular aluminum airplanes, including the RV series, the Thorp T-18, the Midget Mustang, and many others.

6oz air sealant gun. The Semco model 250 sealant gun is designed for the quiet, pneumatic application of sealants, adhesives, potting compounds, and other materials packaged in Semco disposable cartridges.

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.

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.

Tungsten Alloy Bucking weighs almost twice as much as conventional steel which makes it a perfect material for manufacturing a small yet HEAVY Bucking Bar. As you know, the heavier the bar, the easier it is to shoot your rivet.

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.

Our new Pro Palm Drill is only 7” long and features a True Variable Speed Control trigger for very precise speed control. 4000 RPM.

A package of 25 pieces 5/32" (black) CLECOLOK clecos.

High internal resistance in spark plugs is rapidly becoming a concern that many IA/AP's are beginning to recognize as the source of rough running engines and chronic magneto related problems.

Our new ATS "C" Squeezer is lightweight and has the same power as the Chicago Pneumatic 0214-C squeezer on which it is based. It accepts the same yokes and attachments as the 0214-C squeezer, and is powerful enough to squeeze up to 1/8" rivets.