4 Inserts Helicoil Thread Reamer Tap Repair & 14MM Spark Plug Repair Kit

Powerbuilt 14mm Spark Plug Thread Repair Kit - 648421

14 mm Back Tap Spark Plug Thread Repair Tool M14x1.25 Limited Silver

1pc Automotive Threading Tools 14mm Back Tap Thread Repair Tool Kit 640811

Automotive Threading Tools 14mm Back Tap Thread Repair Tool-Kit 640811

KD Tools 2126 14MM Spark Plug Thread Inserts 14mm X 3/8"

1pc High Quality Powerbuilt 14mm Back-Tap Thread Repair Automotive Tool - 640811