PRODUCT NAME: Hex Bolt/Nut (SIZE: M33*230mmMATERIAL: STAINLESS STEEL STANDARD:ASTM SA193-B8/SA194-8We are professional in fasteners,mechanical parts and other hardware accessories. We offer OEM service, we can do according to your drawings or samples, pls do not hesitate to contact us if you are interested. If you want more detailed information of this product or related problems, please contact with us, we will reply as soon as possible (general in 24 hours).