ARP M12 Thread Chaser

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Premium M12 1.75 Thread Cleaning Chaser This is the tool you need to properly clean cylinder head bolt threads on 6.2 and 6.5L diesel engine blocks. A must have for anytime you are servicing one of these engines or installing ARP head studs. A thread cleaning chaser is different from a tap because we don't want to remove any metal during the cleaning process. Show more