The phrase "eye of hatchet" refers to the small hole or opening at the top of a hatchet blade, through which the handle is inserted. This feature is also commonly referred to as the "poll," "back," or "butt" of the hatchet. Other synonyms for the eye of the hatchet could include the "head socket" or "hafting hole." While the term "eye" can refer to any small hole or opening, its use in conjunction with "hatchet" is typically limited to this specific piece of hardware. Different words might be used to describe similar features on other types of tools or implements.