18mm Spark Plug Thread Insert Kit T&E Tools 4108

18mm Spark Plug Thread Insert Kit T&E Tools

• 4108 ​ Unique new method of repairing stripped or damaged threads in aluminium cylinder heads
• Solid steel inserts replace damaged threads and eliminate the possibility of coil wind out
• Ideal for servicing aluminium heads found on almost all new vehicles
• Application is simple
• Supplied in plastic storage case complete with instructions

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