Lingual Torquing Key, .018" PreviousNext Lingual Torquing Key, .018" TK018 Designed for proper wire placement and improved torque expression in an .018" slot lingual system. Dental Unit ManufacturerHuFriedyGroup 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.