The hand cutting instrument used to manually remove decayed tooth structure is the:

Question

Quizplus · Accepted Answer

An excavator is used to remove decayed tooth structure manually.
A chisel is used to plane off unsupported enamel in the axial walls of the proximal box of tooth preparations.
A hatchet is used to plane off unsupported enamel in the axial walls of the proximal box of tooth preparations.
A gingival margin trimmer is used to plane off unsupported enamel in the cervical floor of the proximal box of tooth preparations.

The Hand Cutting Instrument Used to Manually Remove Decayed Tooth