Patent ID: 8251356

Claim:
A tool useful for installing a pre-hung door having a jamb, which comprises a body having a length having first and second ends and running along a first direction and a width shorter than and running along a second direction perpendicular to the length, said length and width, in general, defining a plane, and at least two spaced apart jamb-securing fingers attached to and projecting from the body substantially direction substantially perpendicular to the plane defined by the length and width of the body and substantially running along said second direction, with at least one of the two jamb-securing fingers positioned substantially between the first and second ends of the length of the body, wherein the body includes means for holding a jamb component of the pre-hung door and a door frame component of a building, and can be removably attached to a building component about a door opening, with said at least two fingers useful for holding the jamb component of the pre-hung door and keeping an even distance between the jamb and door when a plurality of said tools is used to install the door.