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25 spark plug
The knurled ¼ 20 TPI allows smooth and precise adjustment so that you can get your plug gap dialed in perfectly
Feel the difference
Ergonomic handle for small spaces
Magnetic Spark Plug Gap Tool 25 spark plugThis M14 x 1. 25 Magnetic Spark Plug Gap Tool is going to make your life a lot easier especially when gapping iridium plugs. Snap it to any magnetic work surface, leaving your hands free to thread in the plug and hold your feeler gauge. It utilizes a stainless rod and cap to ensure a lifetime of longevity. The knurled 20 TPI allows smooth and precise adjustment so that you can get your plug gap dialed in perfectly. And as always, made with USA labor
