GBP 57 UNC EN 2A 60° HSS 22568 Dies UNC Closed, pre-slit form; with tapered lead chamfer on both sides for easy start to the threading action and clean swarf evacuation in the direction of cutting. 1¾ turns lead chamfer. Application: For UNC uniform coarse threads ASME − B1.1. 14 2520 Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H H M M S N ​ ​ ​ ​ ​ ​ 14 2520 ○ ● ● ● ○ UNC 14 2520 Threads per inch Thread ⌀ External ⌀ Height 11K Die ​ mm mm mm 4-40 eShop 40 2.85 16 5 5-40 (eShop) 40 3.18 20 5 6-32 eShop 32 3.51 20 7 8-32 eShop 32 4.17 20 7 10-24 eShop 24 4.83 20 7 12-24 (eShop) 24 5.49 20 7 1/4-20 eShop 20 6.35 20 7 5/16-18 eShop 18 7.94 25 9 3/8-16 eShop 16 9.53 30 11 7/16-14 eShop 14 11.11 30 11 1/2-13 eShop 13 12.7 38 14 5/8-11 eShop 11 15.88 45 18 3/4-10 eShop 10 19.05 45 18 7/8-9 (eShop) 9 22.23 55 22 1-8 (eShop) 8 25.4 55 22 UNF EN 2A 60° HSS 22568 Dies UNF 14 Closed, pre-slit form; with tapered lead chamfer on both sides for easy start to the threading action and clean swarf evacuation in the direction of cutting. 1¾ turns lead chamfer. Application: For UNF uniform fine threads ASME − B1.1. 14 2620 Suitable for/ vc [m/min] ISO code N N N P P P P P H H H H H M M S N ​ ​ ​ ​ ​ ​ 14 2620 ○ ● ● ● ○ UNF 14 2620 Threads per inch Thread ⌀ External ⌀ Height 11K Die ​ mm mm mm 10-32 eShop 32 4.83 20 7 12-28 (eShop) 28 5.49 20 7 1/4-28 eShop 28 6.35 20 7 5/16-24 eShop 24 7.94 25 9 3/8-24 eShop 24 9.53 30 11 7/16-20 eShop 20 11.11 30 11 1/2-20 eShop 20 12.7 38 10 5/8-18 eShop 18 15.88 45 14 3/4-16 eShop 16 19.05 45 14 7/8-14 eShop 14 22.23 55 16 1-12 (eShop) 12 25.4 55 16 361