Material: 201 stainless steel. Name: stainless steel tie. Features: It is very suitable for high temperature applications, such as exhaust pipes, manifolds, etc. With high strength, non corrosivity and non combustion. Suitable for various applications, self-locking mechanism. According to your Choose. Please list your special requests color, packages, etc. (15-35 Days to Delivered). Please contact me before you return it. Not accept returning of electronic components. Feedback is very important to us.