Alveus Pure 70, a single 500mm bowl kitchen sink in polished steel finish. Mounting Type Flushmount or Topmount Cabinet Size 600mm Radius 15mm Cut-out Size 545 x 509mm for Flushmounting Material Stainless Steel Finish Polished Steel External Dimensions 565 x 525 x 195mm Internal Dimensions 500 x 400 x 195mm Stainless Steel Grade SS 304 Available accessories include a rectangular perforated colander and chopping boards in either black glass or walnut. Please read installation instructions.