- 0.4mm Iridium tipped laser welded Fine Wire center electrode reduces required voltage and improves firing performance.
- Tapered cut U-Groove ground electrode increases ignitability and decreases Quenching
- 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
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