1. 304 stainless steel material, corrosion resistance, no rust, strong and durable. 2. The surface is treated with high-precision point solution polishing, with high precision, brightness and polishing degree, effective anti-rust and anti-corrosion, and long service life. 3. Threaded design, safe and convenient to use. 4. Wide range of applications, can be matched with various types of chain spring buckles, etc. 5. A variety of specifications are available to meet different needs.
