Patent ID: 8869658

Claim:
A multi-function tool structure, comprising: a body; a retraction receptacle, which is formed on the body and has one end having an open structure having two sidewalls; a storage receptacle formed on an outer surface of one of the sidewalls of the open structure; a slide hole, which is formed in the storage receptacle and communicates with the open structure; a work rod having a rod portion and a head connected to one end of the rod portion, wherein the rod portion is mounted in the open structure of the body and has a development positioning hole and a retraction positioning hole disposed opposite the development positioning hole; a press button pivotally mounted in the storage receptacle; a compression spring, which is disposed in the storage receptacle and has one end in contact with the press button; a positioning pin, which is disposed in the slide hole and has one end in contact with the press button and the other end that can be inserted into the retraction positioning hole or the development positioning hole; and a return spring, which is combined with the positioning pin and makes the positioning pin elastically movable, so that: pressing the press button can release a lock between the positioning pin and the work rod, and make the work rod be retracted into the retraction receptacle of the body, or make the work rod and the body form a developed state; and releasing the press button can make the positioning pin be embedded into the retraction positioning hole or the development positioning hole to position the work rod.