Lingual Torquing Key with Picker Lingual Torquing Key with Picker 678-708 Uniquely designed for lingual treatment, used to direct and torque .018" (.45mm) archwire. Dental Unit ManufacturerHuFriedyGroup Where to Buy x Category - Any - Dealer Partners Sales Representative Strategic Markets Schools Representative Accutronâ„¢ Equipment Sales Zip Code Find Representative Reset No results found. Please try a different search or explore: Sales Representatives | Dealer Partners | Strategic Markets | Schools | Accutron