I finally have both Walden cross wrenches, the 1444 is common, but this 1445 is the only one I have ever seen. The sizes on the 1444 are 5/8, 11/16, 3/4 and 7/8 inch and on the 1445 are 11/16, 7/8, 1 1/8, and 1 1/2 inch. The top picture is the 1444 and the bottom is the 1445.