This is an original vintage BN stamped double jaw wrench possibly a railroad wrench and possibly Burlington Northern. It is pitted heavy from the center down to the jaws and will need to be cleaned up. It measures 24" long X 6 1/2" across the widest point on the jaws and both jaws are 2 1/4" and it is 1/2" thick and the handle is 1 1/8" wide. View the pictures and ask any questions.