This is a Snap on  VO1416, 7/16" x 1/2" double open - end wrench. This wrench is 5.8 inches / 14.5cm. long and has normal signs of use. This tool is in good working condition. 

PS. WE HAVE SEVERAL OF THESE WRENCHES. FEEL FREE TO CONTACT US IF YOU WANT A PHOTO OF THE NEXT ONE UP FOR SHIPPING.