Large sink bowls are supplied for insetting into worktops and have a rimmed edge. All the sink bowls are manufactured from 1.2mm thick austenitic grade stainless steel with satin polish finish. An earthing lug is fitted to the underside of the bowl. All bowls are supplied with an 38mm waste outlet and standpipe strainer overflows. Sink bowls for insetting into worktops are supplied with fixing studs and brackets. Full fitting instructions are supplied. L or R after the code number refers to the handing of the waste outlet ie. back left or back right hand corner. Cut Out Sizes: These cut out sizes are for inset bowls only. Flat flange bowls for welding in available on request.