Abstract: A tool box including a rectangular container having a rear wall and two side walls, an upper elongated angular member fixedly mounted on an upper portion of the rear wall, a lower elongated angular member fixedly mounted on a lower portion of the rear wall, a plurality of vertically disposed rectangular panels having a vertical edge pivotally connected between the upper and lower elongated angular members and formed with a plurality of recesses each on an upper edge close to an upper outer corner thereof and a plurality of holes thereon, a positioning rod extending through the two side walls and engaged with the recesses, and a plurality of hooks detachably fitted in the holes respectively, whereby the tools in the tool box are easily accessible than in conventional tool boxes.