Seller notes

This is a 12mm 12-point wrench with a 1/2" drive. Replaces for 9866B 9866A 9866. 【Fitment】Used on both the older 15mm and the newer 12mm turbocharger bolts on Cummins ISB 5.9L and 6.7L Turbo Diesel Engines. 【Feature】When mounting or dismounting parts in the engine, the curved design allows access in inconvenient areas and makes your work more effortless and efficiently. The 12-point box end is designed to applies force to the flat sides of fastener heads rather than the corners, preventi...

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