18/0 stainless steel (pizza/steak knife 13/0). Bakelite plastic handle. The steak cutlery set for twelve people consists of twelve table forks and twelve pizza/steak knives. Forged steak cutlery with black scalloped handles and continuous rivets. Mirror polished. Table fork: length 19.8 cm.. Pizza/steak knife: length 21.3 cm. Material thickness 5.5 mm (measured at the thickest point of the table fork). Suitable for dishwasher.