This 1 + 3/4 bowl black granite stone top-mount kitchen sink with drainer is high quality granite composite sink. It is consisting of 80% granite. Thus, it making the sink resilient, extremely durable, scratch resistant, virtually unbreakable and acid resistant. This elegant design matte black kitchen sink with stylish straight line bowl easy clean round corners. Super durable and scratch resistant, hygienic and food safe. This stylish sink with 80% granite packed with waste and plug. This top mounted kitchen sink with drainer designed with silk texture surface. This particular top mount black kitchen sink design with out any tap hole. So it is optional on left or right hand installation which tap hole can be drilled with 35mm when you do the installation.