31/31 Rhein Amalgam File 31/31 Rhein Amalgam File AF31/32 Used for finishing gingival margins. Where to Buy x Category Dealer PartnersSales RepresentativeStrategic MarketsSchools RepresentativeAccutron™ Equipment Sales Zip Code Find RepresentativeReset Select a category, input a zip code and click on Find Representative, or explore the complete list here.