Thread Repair Tools

Match a refill insert to the repair system

Start from the repair kit or insert family already in use. Write down the repaired thread, the system and the required insert length. Check the replacement package for the exact manufacturer model, material and quantity. Time-Sert's kit indexes list several insert codes under some thread sizes. Match the intended length and material to the exact code before comparing pack prices.

For a solid insert, the thread accepted by the original fastener and the exterior thread of the insert are separate specifications. The E-Z LOK 450-6 drawing, for example, lists M6×1.0 inside and M10×1.5 outside. Search by the repaired size first, then read the full drawing and system documentation to identify the matching part. Record the exterior specification in its own field so it is clear which dimension refers to the fastener.

Keep starter kits and refills separate. A refill is useful if you already have the correct system tools. Compare a complete kit's contents if the required holder, driver or other system tool is missing.

If two inserts fit the same original bolt, are the refills interchangeable?

Check the manufacturer system, exterior specification, length and material for the exact part. A shared original bolt designation is one compatibility field. Confirm the remaining fields before substituting a refill.

Manufacturer references

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