| Ref | Thread | Base | Screw |
|---|---|---|---|
| PN.560 | M10 | PVC | Galvanized |
| PN.560 I | M10 | PVC | Inox |
| PN.561 | M12 | PVC | Galvanized |
| PN.561-I | M12 | PVC | Inox |
| PN.660 | M10 | Polyamide (PA) | Galvanized |
| PN.660-I | M10 | Polyamide (PA) | Inox |
| PN.661 | M12 | Polyamide (PA) | Galvanized |
| PN.661 I | M12 | Polyamide (PA) | Inox |