10-6-14 Hatchets used for cavity preparation: retentive areas, internal line angles and removing hard caries., 10-6-14 Hatchets used for cavity preparation: retentive areas, internal line angles and removing hard caries.
1.0mm/1.0mm, 10-6-14 Hatchets used for cavity preparation: retentive areas, internal line angles and removing hard caries.
1.0mm/1.0mm
10-4-14 Double-ended Hoes form line angles on anterior preparations.
Chisels used to refine the cavity preparation. Black's Formula: 11.5-15-3