Akro-Flex Composite Instrument Akro-Flex Composite Instrument AKRO-FLEX Akro-Flex is a remarkably flexible, ultra-thin composite instrument. By incorporating Nickel Titanium, a material known for its super elasticity, the instrument acts as a solid brush. 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