Stainless steel round bar, stainless steel rod( 304/ 321) : Grade : 200 series 300series 400series. ( Standard: ASTM JIS DIN & BS) Diameters: 4mm-300mm Surface: white acid, annealed, black ( hot rolled) , bright and following customers request. Length: 6M ( standard) or random Packing: standard export packing or following customer’ s demand. Richard Ststeelp( at) gmail.com Phone: ( 860) 15015855388