5 Piece Spark Plug Thread Repair Tool Set M14 x 1.25, Spark Plug Rethreading, Cylinder Head Rethreading Kit 4 Inserts

[Kit Contents] This kit includes a 14mm twelve-point tapping reamer, compatible with a 3/8" ratchet or wrench, and four blade sizes: 3/8", 7/16", 1/2" and 3/4". These comprehensive, easy-to-use tools are essential. [High-quality materials] Our spark plug thread repair kit is made of high-carbon steel, resistant to oxidation and corrosion-resistant, and extremely durable.[Thread Repair] This kit simplifies the repair of spark plug threads By re-threading, it repairs damaged or chipped threads, restoring the correct configuration of the aluminum heads.[Easy to use] Simply check if the spark plug head is aluminum, and this kit will do the job. For added convenience, you can also use thread locker (not included).[Usage] This M14 thread repair kit. x 1.25 is ideal for repairing spark plugs.