When you need fast, reliable external thread repair in tight spaces, this hexagon die nut is the right choice. You drive it with a standard ring or open-end spanner, so you can rethread bolts, studs and rods even where a die stock won’t fit. Made from durable HSS, it delivers clean, repeatable results across everyday workshop and maintenance tasks. For a quick demo, watch our how-to video.
See it in action: YouTube tutorial.
Quick video walkthrough: How to use a hex die nut.
| Standard | DIN 382 |
| Thread | BSF (British Standard Fine) |
| Material | High Speed Steel (HSS) |
| Use | External thread repair / rethreading |
| Typical materials | Structural, carbon & free-cutting steels; case-hardening & unalloyed QT steels ≤ ~750 N/mm²; steel castings; zinc alloys; copper, bronze; selected plastics (POM, PVC) |
| Accessibility | Operable with a spanner in tight or hard-to-reach locations |
Can I use it without a die holder?
Yes—drive it directly with a ring or open-end spanner on the hex body.
Will it cut a new thread?
It’s primarily for rethreading/repair. For cutting new threads from scratch, use a round adjustable die in a die stock.
What lubricant should I use?
Use quality cutting oil or paste appropriate for the base material to improve finish and tool life.
How do I avoid cross-threading?
Start square, use gentle pressure, and feel for proper lead engagement. If it binds, back off and realign.
Is HSS right for general maintenance?
Yes—HSS offers good toughness and reduced brittleness, making it a solid choice for day-to-day repair work.
Want advice on thread repair or choosing the right thread die for your job? Reach out via our contact form.
| Type of thread | British Standard Fine Thread |
|---|---|
| Standard | DIN 382 |
| Material | HSS |
| Tolerance | medium |
| Size | BSF 5/8 x 14 |
| Width across flat | 41 mm |
| EAN | 4022835225263 |
| Item number | 22526 |
| Thread standard | BS 84 |
| Rec. Bolt diameter | 15.71 mm |
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