A wrist attachable device comprising an arm that can articulate. The arm is fastened to the wrist collar in a parallel axis with the wrist. This arm is designed with means to mount a tool or a measuring tape. The arm is designed to swing the attached tool into the palm of the hand attached to the arm band. Upon completion of the tool use, the arm is designed to return the tool to a home position further back on the wrist against the cuff and out of the way.