Tool kit for repairing torn, damaged, defective threads. Suitable for torn threads on the engine and spark plug threads in the cylinder head, particularly suitable for torn threads e.g. on the engine and on the spark plug thread in the cylinder head. Assembly accessories: 5 x twist drills, 5 x taps for thread inserts, 5 x assembly tool for thread inserts / thread sleeves, 5 x driver breakers. 110 x thread inserts: M5 0.8 x 6.7 mm, M6 1.0 x 8.0 mm, M8 1.25 x 10.8 mm, M10 1.5 x 13.5 mm, M12 1.75 x 16.3 mm. Repair kit for repairing threads. Product description Specification p> Sizes: M5x0.8mm, M6x1.0mm, M8x1.25mm, M10x1.5mm, M12x1.75mm Quantity: 131 pieces Kit thread repair tool for repairing damaged internal threads. Suitable for torn threads on the engine and spark plug threads in the cylinder head. < p>Included in delivery 1 x impact-resistant metal case 1x M5 recessed insert 1x M6 recessed insert 1x M8 recessed insert 1x M10 mounting systems 1x M12 mounting systems Inserts 25