... ,H.D.G etc. Products information: Finish Hex Nut Standard: ASME/ANSI B18.2.2; DIN934, DIN555 etc.Size: 1/4 ... coupling nut,Wing nut,Cap nut,Keep nut,Castle nutStandard: ASME, ASTM, IFI, DINMaterial: Low Carbon Steel, Alloy Steel, SS304, SS316Grade ...