API Chisels is a hand instrument that is used to push stroke or in the scrapping of the enamel, used to cleave or split undermined enamel.
Enamel Chisels are instruments used in cavity preparation. They are designed to cleave enamel along the lines of the enamel rods and to prepare the walls and accessible margins of a cavity. Straight chisels have single bevels and straight shanks.