38129 - ProThread M12 - 1.25 Spark Plug Repair Kit - Non-Tapered Seat

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• Pro-Thread Kits offer a cost effective method of repairing and strengthening threads in various materials such as cast iron, steel, aluminum, and other metals and plastics
• Effective for automotive repair, spark plug ports, outdoor power equipment, motorcycle repairs, farm equipment, and more!
• Easy to install, just DRILL, TAP, INSERT, SNAP!
• Pro-Thread inserts provide a permanent wear resistant internal thread
• Stainless steel inserts resist the effects of temperature and corrosion
• Wire inserts help to compensate for the thread and pitch angle errors
• Repaired threads are generally stronger than the original parent material thread

• Thread Size: Metric M12 x 1.25

• Includes tap, installation tool and set of inserts

• 2 x 1/2" , 2 x 3/4" OAL inserts

• CTA Insert Replacements: Part #28129