claw hammer

Cleaved-peen hammer much used in construction, for driving nails in and pulling them out.

handle

face

Flat surface used to drive a nail into a material.

cheek

The sides of the hammer head, between the claw and the face.

eye

Hollowed-out part of the hammer head into which the handle is inserted.

claw

The cleaved peen can be used to extract bent or partially driven nails.