They do look to be unused.
Rivarossi HR4369 Set Of 3 Corbellini 2 Axles, Third Class, Brown/Isabella FS
Rivarossi HR6118 Set Of 3 Cars With Rotating Roof And 2 Axles, Type TDS 936 DB
3 axles of 14.3mm Spoked OO Gauge Wheels Pin Point Axles Unused #152
2 Pairs Of 0 Gauge Scale Plastic Train Track Wheels Metal Axles
