Dear Sir/Madam, This is MinhSang from Viet Nam I'm looking for products with the following specifications: 1. Material: Steel wire 10B21. 2. Size: Dia 7 and Dia 10. 3. Sample goods need: Dia 7 is 4MT, dia 10 is 2MT. 4. Quantity: If result test sample is OK. We will order with quantity repeat every year. Right now as followings: - 2019: 250MT. - 2020: 900MT. 5. Produce process: According to the SAIP. 6. Mill Certificate Test is EN1024 3.1 7. Using for make bolts nut. 8. Tolerance: (+0/-0.03)mm If wire steel quality, we will send plan order every month in year to you. Besides that, we want to know chemical composition of goods and HS Code. Because this material will be added self-defense tax. So please quote the best CIF price to Cat Lat Port, HCMC, Vietnam and delivery time for the order of sample goods. I do not usually online in Alibaba, so please send quotation via my ****minhsang.sssvn@****.(com) If you have any question, please confirm with me. Looking forward to hearing from you soon. Sincerely, Minh Sang Show More