... ,301,303,304,304L,316,316L and so on stainless steel hexagonal barWidely used:Produce screw and nut, engine parts, indoor ... customer's requirement4.Standard: AISI,JIS,GB, ISO,DIN5.Finish: Cold Drawn & Polishing6.Testing: Each heat number and batch must be ... : Quality, Quantity, Delivery, Sincerity!Your satisfaction is our eternal goal. cold drawn stainless steel hexagonal bar