1. Titanium nyloc nuts made out of Gr. 2, Gr.5 and other grades. 2. Titanium also made it much lighter than ... nyloc nuts.1.Grade 1, 2, 5, 12 and other grades are available2.UNC, UNF, Metric and DIN are available.3.Custom products ... .Applied to auto racing, bicycle, motorcycle, chemical, marine, medical and other industries.5. We also have experienced engineer to do the check ...