Tim Holtz - Idea-Ology - Metal 2-Part Hitch Fasteners .375" -12/Pkg - Antique Nickel, Brass & Copper. ADVANTUS-Tim Holtz Idea-Ology Hitch Fasteners. These two piece components require nothing more than a couple of holes. Perfect for jewelry, book closures and even attaching a variety of elements to your projects. Top part of hitch measures 3/8in. This package contains twelve hitch fasteners (four each of antiqued nickel, antique brass and antique copper finish). Acid-free. Imported.