DIN 571
Lag screw (coach screw)
Hex head wood screws for heavy timber connections.
| Standard | DIN 571 |
|---|---|
| Material | Carbon steel, Stainless steel A2 (304), Stainless steel A4 (316) |
| Grades | 4.8, A2, A4 |
| Finishes | Galvanised (zinc plated) |
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