Juego de machos de roscar manuales, kit de reparación de roscas para bujías de 25 piezas M14 x 1.25

【Premium Materials】: This thread repair tool kit is made of high-speed steel, with complete accessories and easy operation. All thread repair tools are precision machined and heat-treated for superior performance. 【Unique Design】: This tool kit is specifically designed for repairing deeply embedded spark plugs. The extended lever allows easy access to the bottom of the spark plug groove, while the tapered lug and built-in reamer repair damaged spark plug threads and secure deeply embedded spark plugs. 【Wide Applications】: This convenient tool kit can be used to repair damaged spark plug threads and extend spark plug life. The tap is suitable for automotive, truck, agricultural machinery, diesel, and gasoline engines. 【Multi-functional Kit】: This automotive screw repair tool kit includes 19 thread inserts, 1 tap, 1 step tap, 1 push rod, 1 primer, 1 Allen wrench, and 1 Allen screwdriver. The molded tool case neatly organizes all tools for easy carrying and makes your work easier.