The #2-56 thread repair kit allows for the removal and repair of damaged threads in a tapped hole. They can be replaced by chasing the threads using a thread chaser (a device designed to clean and restore factory threads) or installing an insert that contains new threads of the same size.
HELICOIL, FREE RUN, #2-56 X 2D, TITANIUM
Heli-Coil® Master Thread Repair Kits
2-56 UNC x 0.129 in. Right-Hand Helical Threaded Insert Repair Kit
Heli-Coil - Thread Repair Kit: Threaded Insert - 00067926 - MSC
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Orion Motor Tech Helicoil Thread Repair Kit, 1/4-20
Various manufacturers thread repair parts and kits. Includes insertion tool, drill bit, proprietary tap and 12 insertsthe drill bit, tap and tool that come with the tl1805 kit are required to use the helicoils.
6 x 1mm Thread Repair Kit
Select 2 - 56 to 3/4 Helicoil Thread Repair Kit Spiral Tap Drill
Orion Motor Tech Helicoil Thread Repair Kit, 1/4-20
Fastenal Industrial Supplies, OEM Fasteners, Safety Products & More
Orion Motor Tech Helicoil Thread Repair Kit, 1/4-20