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A dry wall and masonary cutting tool comprised of an interior cutting box, the interior cutting box having a plurality of forward facing teeth for cutting a dry wall panel, a pair of locating nails for precisely locating the interior cutting box with respect to an exterior cutting box and, a pair re

A dry wall and masonary cutting tool comprised of an interior cutting box, the interior cutting box having a plurality of forward facing teeth for cutting a dry wall panel, a pair of locating nails for precisely locating the interior cutting box with respect to an exterior cutting box and, a pair retaining clips for retaining the interior cutting tool in the receptacle and a center threaded passage for accepting a threaded connecting screw; an exterior cutting box, the threaded connecting shaft and hole cooperating to pull the interior and exterior box together to cut the hole in the dry wall material; and a compression spring to push the threaded connecting shaft to an outward position when not engaged in drilling. In operation, the interior cutting box is placed in a wall receptacle, the panel pressed into place, the exterior cutting box positioned on the locating nails, and a hole drilled through the panel. The threaded connecting shaft engages the threaded hole in the exterior cutting teeth to cut through the panel. Once fully cut, the entire tool along with the cut material is removed from the wall.

대표청구항 ▼

An apparatus for cutting holes for electrical wall outlets of predetermined size, shape and location in wall covering panels, said apparatus comprised of: an interior cutting box, said interior cutting box having a rectangular shaped base, said base having a threaded hole, and four forward projectin

An apparatus for cutting holes for electrical wall outlets of predetermined size, shape and location in wall covering panels, said apparatus comprised of: an interior cutting box, said interior cutting box having a rectangular shaped base, said base having a threaded hole, and four forward projecting sidewalls shaped to closely fit into the electrical outlet housing, the sidewalls having a plurality of cutting teeth on the outward projecting edge of said cutting box, said teeth for cutting through the panel wall froom the rearward side forward; a plurality of aligning fingers, said aligning fingers having the rearward ends perpendicularly fastened to the base of the cutting box and having pointed forward ends such that the aligning fingers can pass through a wall panel when the wall panel is pressed into place against the wall; a pair of retaining clips, said clips attached to the outer surface of the interior cutting box frame, said retaining clips spring loaded to retain the interior cutting box in the electrical outlet housing; an exterior cutting box, said exterior cutting box having; a rectangular shaped base and four rearward projecting sidewalls, the sidewalls having a plurality of cutting teeth on the projecting edges, the teeth for cutting through the panel wall from the forward side rearward, said exterior cutting box, a plurality of holes in said base of the exterior cutting box, the holes positioned so as to accept close passage of the aligning fingers when the exterior cutting box is properly aligned with the interior cutting box, exterior cutting box, further having a support bracket, said support bracket fixedly attached to the forward side of the base, said support bracket having a center passage; a threaded connecting shaft being supported in close passage through said center passage of said support bracket and passing through said threaded hole in said interior cutting box, said threaded connecting shaft having a rearward projecting threaded and point end so as to drill a hole through the panel when pressed rotated against the panel wall; a drill, said drill connected to the forward end of the shaft so as when activated, the drill rotates the threaded shaft; a retaining washer, said washer located on the forward end of the shaft; said washer having a surface sufficient to retain a compression spring, and; a compression spring, said spring located around the body of the threaded connecting shaft and positioned between the retaining washer and the bracket such that when the shaft is not being pressed forward to drill a hole through the panel, the compression spring pushes the threaded connecting shaft to a retracted position.