Description: 100% New! High quality 0.7mm Iridium Tipped Welded Fine Wire Center Electrode and Platinum Tipped Ground Electrode Machine Rolled Threads Prevent Seizing or Cross Threading During Installation and Removal 100% Pre-Fired to Assure the Highest Quality Possible Purified Alumina Powder Insulator Provides Exceptional Strength and Thermal Conductivity Five Rib Insulator Prevents Flashover Copper-Glass Seal Bonds Center Electrode and Insulator for a Gas-Tight Seal. Material: Iridium Color: As the picture shown Size: 85mm Compatible with Toyota and Lexus vehicles.