Replacement Heli-Coil Inserts, 5/16" x 18 NC, 12 per Package.
Helicoil 12PK INSERT 3/8-16 12PK
Helicoil 12PK INSERT M10-1.25 12PK R4649-10
Helicoil 12PK INSERT M10-1.25 12PK
Helicoil 12PK INSERT 1/4-20 12PK
Helicoil 12PK INSERT 3/8-16 12PK R1185-6
Helicoil R1185-5 12PK INSERT 5/16-18 12PK
