The Wolfcraft Universal Clamp is a practical tool for holding drilling tools. It is designed for stationary operation of drills, milling machines and grinders in any position. The convenient design allows the fixture to swivel 360° horizontally and 90° vertically, providing a stable hold and convenient use. The clamp is made of cast aluminum, giving it strength and durability for long life. The tool is Euro standard and is perfect for working with wood parts. Features a 1.69-inch diameter clamp.