In one aspect, a holder mountable to a friable substrate may include a
self-drilling anchor, a wall engaging flange having an opening for
receiving a fastener, and at least one leg extending from the flange for
holding an object. In another aspect, a holder may include a
self-drilling anchor, a wall engaging flange, and a pair of U-shaped legs
for holding an object. In still another aspect, a holder may include a
self-drilling anchor, a wall engaging flange, at least one leg extending
from the flange for holding an object and a recess for receiving a rotary
driver. A pair of openings may be provided in the flange for receiving a
threaded fastener.