Patent ID: 7510360

Claim:
A holder mountable to a friable substrate comprising: a unitary structure comprising; a self-drilling anchor having an elongated body having an axis, exterior threading for engaging said friable substrate, a proximal end, and a drilling end; wherein said proximal end comprises a proximal portion, said proximal portion having exterior threading having a root and a crest diameter, said proximal portion further having a thread height of at least about Â¼ inch; a flange formed as a single piece with said proximal end of said anchor, said flange being wider than a largest outside diameter of said exterior threading; a protrusion, formed as a single piece with and extending outwardly from said flange having an axial recess for receiving a rotary driver; a pair of legs extending radially outwardly from opposite sides of said protrusion and outwardly from said flange for holding an object; wherein said pair of legs are generally symmetrical about a plane containing said axis and bisecting said pair of legs; and wherein each of said pair of legs extends radially and axially outwardly from said flange and said protrusion to a distal end spaced axially beyond said protrusion.