... steel Specification of our nut: 1.NameLong round nut with side hole2.StandardDIN, IFI, ISO, JIS, AS, ... plated,Passivated, Nickel plated, H.D.G., Black Oxided, Dacromet,Geomet,etc8.Production TechniqueCold forming,Hot ... plated,Passivated, Nickel plated, H.D.G., Black Oxided, Dacromet,Geomet,etc8.Production TechniqueCold forming,Hot forging ... do not hesitate to contact us! Long round nut with side hole