hex nut 1.Material:stainless steel,carbon steel 2.Dia:M2-M20 3.free sample,more than 10 ... ,Rohs Hex Machine Screw Nuts — 18-8 Stainless Steel, CoarseMaterial:stainless steel,steel,copperDia:M2-M20Surface Finish:nickel plated,white zinc,black ... lead time: within 7 days product namehex nutsize M2-M20materialstainless steel,carbon steelsurfacezinc,nickelpacking carton size: 28cm*19cm*15cmcontact nameAmy + ...