Always have the right terminal for the job with this comprehensive kit.Terminal set includes 180 waterproof, insulated pieces including ring terminals, butt splice connectors, quick connects and snap plugs.Ancors Marine Grade terminals differ from automotive terminals by being designed for the corrosive, damp marine environment.Nylon insulators are easy to crimp and wont splitBarrels are designed to tightly grip the wire with the least effortTinned copper gives the least electrical resistance but the most corrosion protectionNylon Ring Terminals are nylon insulated with insulation grip; Double crimp, funnel entry; UL 486CNylon Snap Plugs are nylon insulated with insulation grip; Double crimp, funnel entry; UL 310Nylon Double Crimp Butt Connectors are nylon insulated with insulation grip; Double crimp, funnel entry; UL 486CContents of Kit10ea. of Ring Terminals (AWG gauge, hole dia.)8, #10; 8, 1/4"8, 5/16"8, 3/8"12-10, #1012-10, 5/16"12-10, 3/8"16-14, #1016-14, 3/8"10ea. of Butt Splice Connectors (AWG gauge)812-1016-1422-1610ea. of Quick-Connectors (AWG gauge, hole dia., style)16-14, 1/4", male16-14, 1/4", female, fully insulated16-14, 1/4" regular insulated10ea. of Snap Plugs (AWG gauge, style)16-14, female16-14, male.