Casting marks
They are probably original and not crappy casting. The early Kirby's didn't have a gasket to seal the nozzle. This could have been Kirby's attempt to make s better seal. I could be wrong but it would make sense. It could have been a test mold but maybe original.
They are probably original and not crappy casting. The early Kirby's didn't have a gasket to seal the nozzle. This could have been Kirby's attempt to make s better seal. I could be wrong but it would make sense. It could have been a test mold but maybe original.