Back Tap Spark Plug Thread Repair Tool For M14x1.25 Threads Prevents Shavings

M14x1.25 Spark Plug Back Tap for Clean Threads
✔️ M14x1.25 back tap, 42CrMo steel, single-tool, no shavings, 12-month warranty

This back-tap spark plug thread repair tool restores damaged M14x1.25 threads in engines without removing the cylinder head. Made from high-strength 42CrMo steel, it traps metal shavings with grease and cleans the bore as it rethreads, delivering a clean, debris-free repair with minimal downtime.

✅ Thread size: M14x1.25
✅ Material: 42CrMo steel (equivalent to 4140)
✅ No shavings drop into engine thanks to grease trap
✅ No need to pull cylinder head for repair
✅ Hardened and tempered for high fatigue resistance
✅ 12 months warranty included

💡 What is a spark plug thread repair tool used for?

Designed to restore damaged spark plug threads quickly and safely, without removing major engine components. - Restores damaged M14x1.25 threads
- Keeps metal shavings from entering the cylinder with a grease-trap feature
- Works with common spark plug hole sizes in automotive engines
- Ideal for field repairs by technicians and DIY enthusiasts