JZY is a professional leader China Non-Insulated Ring Terminals for 16-14AWG Wire manufacturers with high quality and reasonable price. A ring terminal is a short metal tube with flat washer type ring attached. The tube or barrel end of the crimp is a hollow tube where the stranded wire is inserted and crimped. The contact or connection end is a flat ring with a central hole which connects to a stud or bolt. Ring terminals are insulated or non-insulated.