Rectangular Book Hinge with Stainless Steel Cover and Aluminum Base with 40 Micron Hard Anodization, CNC machined from solid bar. Ideal for nautical and marine environments, suitable for furniture, boats, yachts, and ships. Can open and close doors, hatches, manholes, and lockers. Manually polished to a mirror finish, satin, or PVD coated in a color of your choice for the covers. Available in anodized marine-grade aluminum and stainless steel. 100% Made in Italy