... 3.Nickel Plated 4.Office, School, Project us 1"~2.5'' Metal Opening D-ring :Features:1. Easily attached and detached, harm ... structure. Not easy to scratch or dent.4. Durable, rust-resistant.5. High quality, competitively low price, fast delivery.6. Small orders ... 10 years experience in stationery file clips manufacturing .2. equipped with completed facilities and more than 1000 skilled employees.3. all ...