Item Type: Bathroom Sink Drain Material: Brass + Stainless Steel Process Treatment: Electroplating Drain Hole Diameter: Approx. 3cm/1.2in Form: British style Weight: Approx. 223-226g/7.9-8oz Installation Method: 1. First take out the head of the sink and gently put it into the sink hole. 2. After placing it flat as shown in the figure above. 3. Then put the ring pad at the bottom, screw on the fixing nut, and tighten it with a wrench. 4. After fixing the drain as shown above, the drain installation is complete, just connect the upper and lower water pipes. Package List 1 x Sink Drain 1 x Protective Cover 1. Please allow 0& 8209;2 cm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 1The drain plug is made of brass, and the tail pipe is made of stainless steel. Ensure quality and longevity. 2To prevent leakage, our drainage device comes with hardware and soft silicone gaskets. Please make sure the gasket is in the correct position (Please refer to product pictures). 3The polished brass finish, the highly glossy surface is as bright as a mirror, without matte or matte finishes, which can resist daily scratches and corrosion. 4A good nonoverflow drainage assembly, this sink drain is suitable for containers or uninstalled sinks, without overflow. 5With easy installation, and there is no need to waste your times, very convenient.