Model yt-bs004 Material q235a steel, abs Feature heavy-duty bolt seal Designed with large marking area Color yellow/white/orange/others Imprinting laser printing or hot stamping Custom ordered numbering, logo, barcode Standard packaging standard packaging Application trailer doors/bulk tankers Railcars/toteboxes Fibre drums/storage cabinets Faq Q: are you a manufacturer or a trading company? A: we are a leading manufacturer & trading company. We have specialized in the field of security seals over ten years in china. Our factory is located in dezhou, shandong province. We also have rich exporting experience. Q: do you provide samples ? is it free or extra ? A: yes, free samples are provided for your evaluation. However, the express charge will be borne by you. Just tell us your freight collect number of any express courier or contact us . Q:how long is your delivery time? A: generally in 5-7 workdays after order. Related with quantity and stock. Q: what is your terms of payment ? A:various options to make payment more convenient, t/t, l/c, paypal, western union and credit card are all available.