Finish Hex Nut Size:1/4'"-1-1/2"; M6-M42 ... plated,H.D.G etc. Products information: Finish Hex Nut Standard: ASME/ANSI B18.2.2; DIN934, DIN555 etc ... M6 – M42Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass etc.Grade: SAE J995 Gr.2, 5,8; CL4, 5 ... of nut:Finished nut,Finished jam nut,Heavy hex nut,Heavy hex jam nut,Square nut,Hex Flange nut, Lock Nut,Hex coupling nut,Wing nut,Cap nut,Keep nut, ...