... fine threaded6. ANSI B18.2.2 Inch Size hex nut available! Grade 2, Grade 5, grade 8 ... UNC and UNF7. Standard hex nut, hex jam nut, 8. heavy hex nut, heavy hex jam nut9. ASTM A194 ... Chrome, Dacromet, Cr3+,Cr6+ Other Material Options for hex nut:Stainless Steel SS201, SS301, SS304, SS316Grade A2-70. A4 ... -80In Stock Hex Nut Available (below sizes only)M6, M8, M10, M12, M16, M20, M24Goods in Stock for ...