2/29 Burnisher 2/29 Burnisher BB2/29 Designed to condense, smooth, carve and polish amalgam (2.6 mm - 3.1 mm). 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.