We are Hexagon Head Special Flange Bolt supplier PRODUCT PARAMETERS Product Name Special Flange Bolt Hexagon Head Bolt Hex Special Head Flange Bolt With Zinc Plated  Brand Name Wenzhou Yuanzhi Auto parts custom Stainless Steel Hexagon Head Bolt Model Number YZ-bolt-008 Material C70, 65Mn,Carbon Steel, Alloy Steel, Stainless Steel, Brass, or as OEM required Grade Class 4.6, 4.8, 5.6, 8.8, 10.9, SAE J429 Gr. 2, Gr. 5, Gr.8 or as required Finish Plain, Zinc Plated(Clear/Blue/Yellow/Black), black oxide, H.D.G, DAC,GOEMET, as customer need Standard GB, DIN, ISO, ANSI/ASTM, B7, BS, BSW, JIS etc Hexagon Head Bolt wholesale Size M5-M48 , #12-3/4"or non-standard as request&design Heat Treatment Zn-Plated,Ni-plated,Passivated,Tin-plated,Sandblast and Anodize,Polish,Electro Painting,Black Anodize,Plain,Chrome plated,Hot Deep Galvanize(H. D. G. ) etc. Test Equipments Caliper,Go&No-go gauge,Tensile test machine,Hardness tester,Salt spraying tester, H.D.G thickness tester, 3D detector,Projector,Magnetic flaw detecter and etc Certification IATF 16949 , ISO 14001, ISO19001 MOQ Small order can be accepted Loading Port Ningbo or Shanghai Payment term 30% deposit in advance,70% before shipment,100% TT in advance Sample YES Delivery Time Enough stock or strong production capacity ensure timely delivery Packaging 100,200,300,500,1000PCS per bag with label,export standard carton, or according to customer special demand Design ability We can supply sample, OEM&ODM is welcome. Customized drawing with Decal,Frosted, Print are available as request We also provide Flange Lock Nut, custom Hexagon Heavy Nuts, Black Hexagon Flange Bolt