a shank assembly for mounting on a tool bar of a farm implement includes a first upper mount section firmly clamped to a tool bar at one end thereof and fixedly attached to a second lower section at the other end thereof . a ground working tool is fixedly attached to the lower section . the first section is wider than the second section providing strength to the assembly and lessening the likelihood of damage to the first section . the first section includes a generally transverse slot through which the second section extends . a nut and bolt arrangement fixedly attaches the first and second sections at a location near and generally above the slot .