Replacement Heli-Coil Inserts, 12mm x 1.75 NC, 6 per Package.
Helicoil KIT M12X175 5546-12
3/8-16 Thread Repair Kit HSS Drill Helicoil Insert Set SAE Thread Insert Tool
M12x1.75 Thread Repair Kit, 15PC Stainless Steel Helicoil Insert Set
USED M14x1.5 Thread Repair Kit, 15PC Stainless Steel Helicoil Insert Set
M14x1.5 Thread Repair Kit, 15PC Stainless Steel Helicoil Insert Set
Group of Assorted HeliCoil Insert Installation Tools - SEE PICS
