stainless steel kitchen sink without welding line material:SS 304,SS 202,SS ... 201 is optional; competitive advantage in price stainless steel kitchen sink without welding line1.Single bowl with large inner space ; ... pad sticked in bottom;6.Anticorrosion and anti-deformation;7.Sink thickness:0.7-1.0mm could be optional by ... chopping board, draining board, pipes, and seals stainless steel kitchen sink