• Safely cleans threads without damaging exhaust systems, providing a dependable solution for maintaining and repairing NOx / Soot sensors
• Features a ½” hex head for convenient use with hex ratchet wrench, for easy clearance
• Designed for nitrogen oxide sensors with M20x1.5 threads for effective and precise cleaning
• Crafted from high-quality GC15 material with a hardness rating of 53-58HRC
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