Patent ID: 7101123

Claim:
A fixture for drilling pocket holes in a workpiece, said fixture comprising: a U-shaped unitary one piece member having a base leg, a guide leg and a clamp leg with said base leg being transverse and joined to said guide leg and said clamp leg, a first surface of the workpiece in which a hole is to be drilled to engage an interior surface of said guide leg; a guide channel formed in said guide leg at an angle to said guide leg and having an entrance for a drill bit on an exterior surface of said guide leg and an exit on said guide leg interior surface which opposes the workpiece first surface; a shelf on which a second surface of the workpieces that is transverse to the workpiece first surface is to rest, said shelf having a neck; a vertical cavity in said guide leg in which said shelf neck can slide; an adjustment screw in a hole in said guide leg and threaded to said shelf to adjust the vertical spacing of said shelf relative to said guide channel exit as said adjustment screw is rotated, said shelf being transverse to both said guide and clamp legs and being vertically adjustable relative to the interior of said base leg; and an adjustable screw clamp threaded in said clamp leg and movable by rotation of said screw to engage a third surface of the workpiece that is opposite the workpiece first surface to hold the workpiece first surface against the interior surface of said guide leg during the time a drill bit is advanced in said guide channel to the workpiece first surface.