
(CLOSEOUT) GearWrench 2125D 14mm Cylinder Head Rethreader Kit (6 PACK)
- Repair damaged 14mm spark plug threads by opening hole with a reamer/tap and screwing insert onto the spark plug
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Insert Sizes: 3/8", 7/16", 1/2", & 3/4"
Tap is designed for ALUMINUM heads only.