1 Reddy Thin Perio Knife 1 Reddy Thin Perio Knife KRDY1 For incisions that remove or recontour soft tissue. Also useful to excise interproximal tissue. 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.