-All are made of AISI304 quality 18/8 Cr-Ni stainless steel. The table has been designed to fit the inlet of the dishwasher and provides an output to leak the water from an outlet/pass (Suitable for BYM and BYK models) There is a tub on top of the upper surface for prewashing of the dishes. The upper surface has a special form to ease the slipping of the dish rack.