The 42pcs rethread tools kit includes 1 metric file, 1 rethread file and hex rethreading tools of color coded. The kit is used to repair damaged threads of autos.Specifications:Material: Carbon steelPackage Weight: 1500g or 52.91ouncesPackage Size: 480 x 320 x 50mm or 18.9 x 12.6 x 1.97in42Pcs Sizes:21Pcs rethreader dies size: 1 or 4 34 , 5 or 16 34 , 3 or 8 34 , 7 or 16 34 , 1 or 2 34 , 9 or 16 34 , 5 or 8 34 UNF 1 or 4, 5 or 16, 3 or 8, 7 or 16, 1 or 2. 9 or 16, 5 or 8 UNC 6x1.00, 8x1.25, 10x1.25, 10x1.50, 12x1.25, 12x1.5, 12x1.75mm19Pcs rethreader taps sizes: 1 or 4 34 , 5 or 16 34 , 3 or 8 34 , 7 or 16 34 , 1 or 2 34 , 9 or 16 34 UNF 1 or 4 34 , 5 or 16 34 , 3 or 8 34 ,7 or 16 34 , 1 or 2 34 , 9 or 16 34 UNC 6x1.00, 8x1.25, 10x1.25, 10x1.50, 12x1.25, 12x1.5, 12x1.75mm pitch sizes:SAE file: 11, 12, 13, 14, 16, 18, 20 24SAE file: 9, 10, 12, 16, 20, 27, 28 32Packing List:1 x Metric File1 x Rethread File21 x Rethreader Dies19 x Rethreader Taps1 x Lastics Box Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.