A brace may be provided for keeping {HEAD ~ the post hole digger assembly} from swaying on {TAIL ~ the support bar} 
A brace may be provided for keeping { HEAD ~ the post hole digger assembly } from swaying on { TAIL ~ the support bar }
OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL