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Thread repair kits
Repair stripped, worn, and damaged threads with ease.
Why use wire thread inserts for thread repair?
- No oversized drilling or tapping required, unlike solid threaded fasteners
- Restore the original thread and improve on its performance
- Space-saving and weight-saving repair solution
- Restore worn and damaged threads quickly and efficiently
- Repair stripped threads easily
WTI's Thread Repair Kits
Our popular thread repair kits are widely available from stock in an extensive range of sizes and thread forms. We stock:
- Metric kits (coarse and fine)
- UNC kits
- UNF kits
- BSP kits
- BSF kits
- BSW kits
- BA kits
Supplied in sturdy boxes, all WTI thread insert kits come with an inserting tool, HSS wire insert tap, and some wire thread inserts. Smaller kit sizes also include a drill and manual tang break punch. Kits are supplied with free running 1.5D length inserts as standard, though different length and/or screw locking inserts can be included upon request.
We have four different types of thread repair kits available:
Screwdriver Kits
One of our most popular products, our single size screwdriver kits offer an economic and efficient solution for thread repair. All sizes include a plain mandrel screwdriver inserting tool, a HSS wire insert tap, and some free running wire thread inserts. Drills and manual tang break punches are included in kits up to M12 and 1/2".
Pre-wind Tool Kits
Our single size professional kits include a production type pre-wind inserting tool, a HSS wire insert tap, and a quantity of either free running or screw locking inserts. Drills and manual tang break punches are included in kits up to M12 and 1/2".
Sparking Plug Kits
Specifically designed for the repair of damaged spark plug threads, our spark plug thread repair kits come with a plain mandrel screwdriver inserting tool, a HSS pilot nose 2-stage reamer tap, and 10 free running wire inserts (1.5D length in sizes M10x1.00 and M12x1.25, and 3/4" length in size M14x1.25).
Workshop Range Kits
Available for ISO Metric, Unified and British Standard threads, each WTI workshop range kit covers a series of thread diameters.
Speak to our sales team today for a quote
