What makes something ductile?

Answer 1

Metal can be malleable and ductile because the ability of the atoms to roll over each other into new position without breaking the metallic bond.

Answer 2

Ductility is the ability of a material to deform under tensile stress without breaking. Materials that are ductile can be drawn into a wire or stretched into a new shape without fracturing. This property is influenced by the atomic structure and arrangement of the material's molecules.