60pcs Spark Plug Rethread Kit Cylinder Head Tap Thread Insert Reamer Repair Tool

Inserto rosca rápida con estuche almacenamiento, inserto de rosca autorroscante.

150pcs Thread Insert Stainless Steel Helicoil M3 M4 M5 M6 M8 Thread Repair-KiBM

Juego de insertos autorroscantes de rosca interior de acero inoxidable.

12Mm X 1.25 Helicoil Kit, m12x1.25 Spark Plug Thread Repair kit 12 Insert m...

50Pcs Stainless Steel Inner Thread Self Tapping Thread Inserts Set Reinforce ...

50 PCS Inner Thread Self Tapping Inserts Set Stainless Steel Repair Tool Kit

12Mm X 1.25 Helicoil Kit, m12x1.25 Spark Plug Thread Repair kit 12 Insert m...