Discover precision and strength with Hex Heavy Nut Factory. Our stainless steel nuts, ranging from ASTM A194 8M to Grade 4, 8, 10, 12, and more, offer unmatched durability. Choose from materials like 45, 30CrMo, 35CrMo, and ASTM A194 specifications such as 2h, 2hm, 47, 7m, 168, 8A, 8m, 8Ma. Sizes available from 1/4 to 4 inches or M8 to M48. Elevate your projects with top-notch quality and a diverse range of options at Hex Heavy Nut Factory.