A cylinder tooth wrench with overall appearance similar to several contemporaries (e.g. 601,146, 644,676, 685,282, & 711,422). The selectable pawl ratchet head is the distinctive feature in this patent.
W. H. George formed the EXCELSIOR THRESHER TOOTH COMPANY at Dexter, IA. The company's product line included cylinder tooth wrenches. See also 728,900 and 755,293 for other W. H. George cylinder tooth wrench designs.