E-Z Coil Thread Repair Kit for Metal - Economy - M10-1.0 x .375Everything needed to repair or reinforce tapped holes in metal in a convenient, easy-to-order kit.FeaturesEconomy kits include threaded inserts, STI tap, and installation tool.Kit Contains: (10x) 50932, (1x) M1013, (1x) 50975Applications:Soft metals: aluminum, cast iron, magnesium, etc.