17/18 Langer Rigid Curette 17/18 Langer Rigid Curette SL17/18R6 17/18 Langer Rigid Curette for maxillary and mandibular posterior. Double-ended, easy-grip handle. 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.