Satin finish (anti-scratch). Suitable for sink hole size - 83 - 90 mm. All sinks are available in left or right direction. High metallic PVC and stainless steel. Note: This sink basket strainer is suitable for stainless steel sinks. For sinks made of granite, marble, plastic and ceramic, you need to check the cap screw length of 35 mm to see if it fits the sink before purchasing. If the screw is too short, you need to buy a long screw that is not included. But you can search for the long screw in our store. Product Description Qrity Sink Collection, Stainless Steel Kitchen Sink, Strainer Drain, 114 mm Note: Please check the hole size of your sink before purchasing. Material: PVC + stainless steel For sink hole size: φ 83 - 90 mm Weight: 200g How to install: 1. Put the PVC circle on the sink hole 2. Put the stainless steel case on the sink hole 3. Put another PVC circle on the case 4. Connect the case with the stainless steel 5. Use the crew to connect them tightly (screw included) 6. Insert the colander What's included: Sink Collection x 1