| Ref | Thread | Base | Screw |
|---|---|---|---|
| PN.566 | M10 | PVC | Galvanized |
| PN.566 I | M10 | PVC | Inox |
| PN.666 | M10 | Polyamide (PA) | Galvanized |
| PN.666 I | M10 | Polyamide (PA) | Inox |
| PN.567 | M12 | PVC | Galvanized |
| PN.567 I | M12 | PVC | Inox |
| PN.667 | M12 | Polyamide (PA) | Galvanized |
| PN.667 I | M12 | Polyamide (PA) | Inox |