Distal Cinch Back Hand Instrument Distal Cinch Back Hand Instrument 678-506 Bends stainless steel archwire distal to the 1st or 2nd molar; up to .021"x .025" (.53 mm x 64 mm). 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