The Steelman 55318 Universal 10-Tool Wrench Holder, Black is a secure way to keep SAE/standard or metric box and open end wrenches organized and easily ready for use. It is designed so that its carrying handle can be folded away so it can be stored in a 2 in. deep tool box drawer or be hung on a wall, pegboard, or to the side of a mobile tool cart. Made of heavy-duty polypropylene material this wrench holder is oil and solvent resistant. When on the move the lid snaps securely into place keeping your wrench set secure.