Fidioto 1200pcs Wire Ferrules Terminals Kit are Widely Applied in Electric, Electronic Industry,Equipment, Industrial, Automation, Lighting, Power Control System, Telecommunication, ChemicalIndustry etc, Made of high quality copper material.silver plated,anti-oxidation,anti-corrosion.Conductor: CopperInsulation: PVCType: Cord Pin End TerminalOperating Temperature: -40℃ ~ 105℃ (-40℉ ~ 221℉)Package Included:25PCS* Red 8AWG25PCS* Yellow 10AWG50PCS* Grey 12AWG250PCS* Blue 14AWG250PCS* Black 16AWG200PCS* Red 18AWG200PCS* Grey 20AWG200PCS* White 22AWGHow to useStep 1: Strip & InsertStrip the wire to proper length and insert the wire into ferrule terminal. (The stripped length shallnot exceed the copper pipe of the connector.)Step 2: CrimpCrimp the connector with a ferrule crimping tool. (Notice: The crimping tool is not included in the package.)Step 3: DoneJob done, just start your electrical projects.Note:For best results, use crimping pliers until the size is reduced and the adhesive flows to fill thegaps in the terminals.