... Material: stainless steel 2cr14 or 3cr14 blade with hollow handle.Size: 8 inches blade Chef knife , whole length 33 cm,thick 2.5mm ... length 33 cm, thick 2.5mm 8 inches blade Carving knife, whole length 33cm, thick 2.5mm 6 inches blade ... 5 inches blade Paring knife, whole length 20cm, thick 1.8mm 3.5 inches ----------------------------------------------20cm , thick 1.8mm hollow handle kitchen knife sets