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.<br> Specifications:<br> Material: Carbon steel<br> Package Weight: 1500g / 52.91ounces<br> Package Size: 480 * 320 * 50mm / 18.9 * 12.6 * 1.97in<br> 42Pcs Sizes:<br> 21Pcs rethreader dies size: 1/4<br> 34;, 5/16<br> 34;, 3/8<br> 34;, 7/16<br> 34;, 1/2<br> 34;, 9/16<br> 34;, 5/8<br> 34;<br> UNF 1/4, 5/16, 3/8, 7/16, 1/2. 9/16, 5/8<br> UNC 6x1.00, 8x1.25, 10x1.25, 10x1.50, 12x1.25, 12x1.5, 12x1.75mm<br> 19Pcs rethreader taps sizes: 1/4<br> 34;, 5/16<br> 34;, 3/8<br> 34;, 7/16<br> 34;, 1/2<br> 34;, 9/16<br> 34;<br> UNF 1/4<br> 34;, 5/16<br> 34;, 3/8<br> 34;,7/16<br> 34;, 1/2<br> 34;, 9/16<br> 34;<br> UNC 6x1.00, 8x1.25, 10x1.25, 10x1.50, 12x1.25, 12x1.5, 12x1.75mm<br> pitch sizes:<br> SAE file: 11, 12, 13, 14, 16, 18, 20 24<br> SAE file: 9, 10, 12, 16, 20, 27, 28 32<br> Packing List:<br> 1 * Metric File<br> 1 * Rethread File<br> 21 * Rethreader Dies<br> 19 * Rethreader Taps<br> 1 * Lastics Box