General description The Height Adjustable Drain Strainer with 3-1/2 Inch Kitchen Sink Drain Assembly Kit is designed for single bowl kitchen sinks, bar sinks, and laundry sinks. It fits standard 3.5 inch drains and includes a built-in 4 inch flange, making it suitable for both residential and commercial use. Technical specifications Drain size: 3.5 inches Material: 304 stainless steel and polypropylene (PP) Features: Waterproof, anti-rust, high temperature resistant, and corrosion resistant Installation Easy installation with drain bolt screwed in from the top No need to struggle with removing nuts from under the sink Includes a high-quality rubber gasket to prevent leaks Usage Lift the strainer to drain water Press to store water Ideal for kitchen and bathroom sinks Other information