Qbace Re Threading Tool Set Kit Metric Sizes UNF and UNC - 42pc Rethread Die Sizes - 1/4. 5/16. 3/8. 7/16. 1/2. 9/16. 5/8 - UNC / UNF 6 x 1.00. 8 x 1.25. 10 x 1.25. 10 x 1.50. 12 x 1.25. 12 x 1.5. 12 x 1.75mm Re-Thread Taps - 1/4. 5/16. 3/8. 7/16. 1/2. 9/16 - UNC / UNF 6 x 1.00. 8 x 1.25. 10 x 1.25. 10 x 1.50. 12 x 1.25. 12 x 1.5. 12 x 1.75mm Thread File - 11. 12. 13. 14. 15. 16. 18. 20 and 24;Thread File - 9. 10. 12. 16. 20. 27. 28 and 32