Durable Construction: Made from heavy-duty steel for long-lasting use Easy Installation: Pre-drilled holes for quick and simple mounting Compact Size: Measures just 2 inches square for space-saving design Quick Access: Features a removable key head for easy access to tools Powder Coated Finish: Resistant to rust and corrosion for long-lasting use Replacement head for UT 69000 Operating Wrench 3-in-1.