1. Flange Nut 2. Lubricated & sealed & easy to install 3. Durable High-performance ... 10#-3''03. Thread: coarse, fine or extra fine (e.g. M10-1.5, M10-1.25, M10-1.0 ... Dakeluo.....05. Grade of strength: 4, 6, 8, 10, 12 (2, 5, 10)06. Surface: full hexagon, no burr, no dirtiness ... ensure longer durability.Services: 1. Customized Production is available.2. Supply for OEM and After Markets.3. 100% tested ...