Center electrode 360° continuous laser welding to fuse the iridium firing pin	Promotes durability and long life
Ultra fine wire design	Delivers exceptional ignitability and performance
Copper core	Provides broader heat range to resist pre-ignition and fouling
Ground electrode Tapered shape	Reduces flame shrouding for improved combustion and more power
Laser welded iridium-platinum alloy inlay	Promotes durability and long life
Copper core (when required)	Provides broader heat range to resist pre-ignition