This cast iron is mainly composed of iron, carbon and silicon alloy composition, with high strength, good toughness, and machinability. You could get creative and add style to any home, office or interior space with decor fittings and connectors. From standard to unique and innovative fittings, the types of furnishings you can create are limitless. Features - Color: Black. - Material: Iron. - Size: 6.5x6.5x1.3cm. - Perfect for industrial furnitures (shelving, curtain rails, frames, hangers etc.) and many other projects. - This Cast iron is mainly composed of iron, carbon and silicon alloy composition, with high strength, good toughness, and machinability. - You could get creative and add style to any home, office or interior space with decor fittings and connectors. From standard to unique and innovative fittings, the types of furnishings you can create are limitless. - Floor flanges are common to use for plumbing. They are used to connect onto your floor or wall. The female thread found on them creates a secure and solid support for any male threaded that is connected with it. Package list: 12 x Flange Plate