Tunneling Knife 1, Black Line Tunneling Knife 1, Black Line TKN1X For incisions that remove or recontour soft tissue. Also useful to excise interproximal tissue. 1.8mm/2.4mm Where to Buy x Category - Any - Dealer Partners Sales Representative Strategic Markets Schools Representative Accutron™ 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