Patent ID: 8459151

Claim:
A wrench for action on a work piece, the wrench comprising: a wrench body having an elongated handle and a box head attached thereto, the box head having a top and a bottom surface and an aperture therethrough; an annular ratchet ring mounted within the aperture of the box head, the annular ratchet ring having a top and a bottom surface substantially flush with a corresponding top and bottom surface of the box head and having a plurality of teeth around an outer wall and having its periphery and an inner wall defining an inner aperture, the inner wall being shaped to receive the work piece, the inner wall further having a receiving groove spaced apart from a top surface of the ratcheting ring; a biased pawl positioned within the box head and engaging the teeth of the annular ratchet ring to provide selective one-way rotation of the annular ratchet ring; and a biased member positioned in the receiving groove and extending into the inner aperture of the ratchet ring to releasably secure the work piece; the work piece having an engagement mechanism on its outer wall, the engagement mechanism being adapted to receive the the biased member to releasably secure the work piece to the wrench, and a top and a bottom surface that, when inserted in the inner aperture of the ratcheting ring, sits flush with the corresponding top and bottom surface of the box head of the wrench, wherein the engagement mechanism of the work piece is a step defined by a flat surface perpendicular to the outer wall of the work piece, wherein the step engages the biased member to prevent the socket from passing through the inner aperture of the ratchet ring.