Stainless Steel Helicoil Wire Thread Inserts

Wire Thread Insert Stainless Steel

Oversize inserts are primarily used to correct Heli-Coil insert assemblies that gage oversize due to tapping errors. The effective correction is achieved through a larger wire cross section.

Heli-Coil oversized wire Thread Insert offer greater correction to oversize tapping errors because of the larger diameter that results from installing one insert inside another. This Wire Thread Repairing Insert larger diameter allows repair of stripped STI holes as well as off-center STI and standard tapped holes. Holes tapped with the incorrect diameter and/or pitch can also be repaired.

Size Range:

Metric sizes: M2 to M42 (M1.2, M1.6 and larger sizes on request)

Inch Unified: #2-56 to 1 1/2-6（Other sizes on request）

BSF, BSW and pipe thread sizes on request.

Material:                                      

304 Stainless Steel                                         

316 Stainless Steel   

Inconel X-750                

Nitronic 60/ Nimonic 90

Bronze/ Aluminum   

Finishes& Coating:

Dye Coating(Green, Red, Blue. Etc.)
Cadmium Plating 
Silver Plating
Dry Film Lubricants