Contains 7 metric rethread taps; sizes: M6-1.00, M8-1.25, M-10-1.25, M10-1.50, M12-1.25, M12-1.50 and M12-1.75 Also has 1 metric restorer file in 8 sizes: 0.75", 1.00", 1.25", 1.50", 1.75", 2.00", 2.50" and 3.00" For repair of damaged external threads on bolts and studs and internal threads on nuts Packaged in a high-impact styrene tray with clear cover for display and storage. THREAD RESTORER KIT MET