This is a very efficient, professional and universal set of spark plug thread repair tools, and is a comprehensive tool kit. 10PCS M10 x 1.0 inner thread inserts. Match the intended thread repair kit;.
1Set Stainless Steel Spark Plug Thread Repair Tool with M10x1.0 Thread Inserts
1Set Durable Stainless Steel Spark Plug Thread Repair Tool with Thread Inserts
