Universal handle attachment tool for manipulating different containers

A handle attachment tool operable to engage a container to facilitate manipulation of the container, the handle attachment tool comprising:

• a body shaped and sized to be grasped by a user, the body comprising:
• a container interface surface operable to engage a face of the container;
• a container handle interface slot formed through the container interface surface of the body, and operable to receive a handle of the container, the container handle interface slot comprising a keyed profile defined by a plurality of slot surfaces oriented in different directions, and operable to interface with the handle of the container, wherein the keyed profile is operable to lock the handle attachment tool to the container, wherein the container interface surface extends in opposing directions beyond the container handle interface slot to facilitate distribution of one or more loads acting between the face of the container and the handle attachment tool to facilitate manipulation of the container;
• and
• a second container handle interface slot formed through another container interface surface of the body, such that the handle attachment tool operates as a universal handle attachment tool to manipulate the container and a different container.