Product Name: Stainles Steel DIN975, Threaded Bar Studs, Thread Rods Model NO.: M4-M20 Finish: Both e.g. H.D.G and Bright Application: Machinery, Environmental, Building Grade: 4.6-12.9 Standard: DIN, ANSI, GB Head Style: Round Connection: Common Bolt Type: Round Head Material: Stainless Steel Length: 1m-4m Trademark: OEM Transport Package: Packed in Woven Bag or Paper Tube Specification: 1/2"-4"; M4-M20 Origin: China HS Code: 7318160000 Product Description Thread Rods Threaded bar Threaded Bar Studs, Din975ProductThreaded RodStandardDIN, ASTM,BSWSurface TreatmentZinc Plated, HDG,Black, PlainMaterialCarbon Steel,Stainless SteelSpecificationsM3-M56, 3/16-1"-1/2.1M-4MProperty Classgrade 4.8,8.8, 10.9PackingPlastic bag inside,burlap wrapped outside,wood pallets;carton tubes