H. Paulin P414-500 Papco M14-1.25 x 0.500" Metric Perma Thread Inserts-Spark plug, 6Pcs

P414-500; M14-1.25 x 0.500" Metric Perma Thread Inserts-Spark plug. Perma-Coil Spark Plug Insert is a quick and easy way to repair worn or stripped spark plug threads. Spark Plug kits are available in 10, 12, 14, and 18mm sizes. Brand: Papco, Inches-Metric: Metric, Diameter: M14, Threads Per Inch: 1.25, Product Length: 0.500", Product Size: M14-1.25 x 0.500"