| http://www.w3.org/ns/prov#value | - Fastener 36 may be a nail; however, preferably the fastener is a screw which allows for easier installation and removal.As best depicted in FIG. 4, hole 34 is preferably stretched with straight portions 36 and 38 bound by curved portions 40 and 42 to resemble a flattened oval or slotted hole.
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