Fashion a higher-grade thread with increased holding capabilities.
Duralast 85-315 Spark Plug Thread Repair System For M14x1.25 Thread Ports
Duralast 85-005 Thread Repair System 3/8” 16 UNC 25/64”
Duralast 85-007 Thread Repair System 1/2” 13 UNC 17/32”
OEM Tools Fix-A-Thread Thread Repair System M10-1.5 Drill 10.4mm-13/32" 25632
OEM 25610 FIX-A-THREAD 1/2-13 THREAD REPAIR SYSTEM WITH 9 INSERTS