A multifunctional tool includes a tool head including first, second, third jaws, and first and second engaging spaces. The first engaging space extends between the first and second jaws. The second engaging space extends between the third jaw and a surface facing the third jaw. The first engaging space has first, second, and third lengths defining a maximum space between first sections, a minimum space between second sections, and a minimum space between third sections of the first and second jaws, respectively. The second length is shorter than the first length. The third length is longer than the second length but shorter than the first length. The second engaging space has a fourth length defining a space between the third jaw and the surface. The fourth length is not shorter than the third length.