Golf club putter pivotal head for adjustable inverted face pitch

FIG. 1 is a top elevational view of a golf club putter pivotal head for adjustable inverted face pitch showing my new design;

FIG. 2 is an front elevational view thereof;

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a bottom elevational view thereof;

FIG. 5 is a left end elevational view thereof;

FIG. 6 is a right end elevational view thereof; and,

FIG. 7 is a left end of the golf club putter head as shown in FIG. 5 in an adjustable inverted face in a condition of use for means to select inverted face pitch in application thereof.