2.7 mm Interchangable Osteotome Spreader, Angled 2.7 mm Interchangable Osteotome Spreader, Angled OSTMSP27A 2.7 mm Osteotome used for lateral bone condensation for elevation of the sinus floor. The angle assists with posterior access. 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.