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Reference data for specifying and sourcing fasteners correctly — the numbers a procurement or design engineer actually needs.
DIN 1652 — Steel round bar (drill rod stock)
Also referenced as: —
Approximated dimensionsPrecision-ground round bar stock, used as raw material for shafts, dowel pins and custom-turned parts — not a finished fastener itself.
Illustrative — not to scale
| Diameter | Standard tolerance | Typical stock length |
|---|---|---|
| 6 mm | h6/h9 | 1–3 m |
| 10 mm | h6/h9 | 1–3 m |
| 16 mm | h6/h9 | 1–3 m |
| 25 mm | h6/h9 | 1–3 m |
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