Erie Tool Works 7320 Buggy Wrench. The wrench looks to be in good shape showing some rust from age, it also has a slight bend to it in the middle. It measures approx 8 1/4" long. it has an E inside a circle and 7320 stamped in the wrench-the numbers are getting hard to read-see picture. this can be seen in PT Rathbones book vol 1 page 169