Anti-theft structure for a socket display hanger

1. An anti-theft structure for a socket display hanger comprising:

a socket display hanger and a fitting seat extending outwardly from a bottom end of the socket display hanger;

the fitting seat having two flexible retaining pieces fixed on two sides thereof, two locking projections mounted on two outer walls of the two flexible retaining pieces, an engaging rack defined between the two flexible retaining pieces, two flexible abutting extensions extending outwardly from two sides of the engaging rack, a connecting segment extending upwardly from a top end of the engaging rack and coupling with the socket display hanger, and an arcuate hollow space defined on two sides of the connecting segment and the fitting seat;

the fitting seat of the socket display hanger being connected with a square hole of a wrench socket.

2. The anti-theft structure for the socket display hanger as claimed in claim 1 , wherein as the connecting segment of the engaging rack is cut, the two flexible abutting extensions do not push the two flexible retaining pieces so that the two flexible retaining pieces are pressed inwardly, and then the two locking projections of the two flexible retaining pieces disengage from two recesses of the wrench socket.

3. The anti-theft structure for the socket display hanger as claimed in claim 1 , wherein a distance between two outer walls of the two flexible retaining pieces is smaller to a width of the square hole, and a width of the two retaining piece is equal to that of two sides of an inner wall of the square hole which have two recesses formed thereon.