<![CDATA[EC21 Product Catalogs - hdg bolt]]> <![CDATA[A563 Hex Nuts Astm A563 Heavy Hex Nuts Outer Hexagon Nut for Engineering Machinery]]> <![CDATA[DIN6923 Hexagon Flange Nut]]> <![CDATA[ASTM A194 & ASTM A194M Grade 2H,2HM,7,7M,4,8,8M Heavy Hex Nuts]]> <![CDATA[ASME B 18.2.6 Heavy Hex Nuts (ASTM A563/ A194/ A194M): 2H, 2HM, 7, 7L, 7M, 8/8A, DH, 8S, 10S,10,12]]> <![CDATA[DIN 1479 Hex Nut]]>