67 Howard Bone File 67 Howard Bone File BF67 The 67 Miller straight-cut bone file used for final smoothing and shaping of bone with 4.8mm wide, angled working ends. 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.