... steel or carbon steel. There are man Mono-block vernier.Four-way measurements.Made of stainless steel or carbon steel ... different measure ranges: 100mm, 125mm, 150mm, 200mm, 250mm, 300mm.Digital caliper series:Four-way measurements.Without thumb wheel for range 75mm ... different measure ranges: 75mm, 100mm, 150mm, 200mm, 300mm.Dial caliper series: No-through slot.Integrated dial.Made of stainless steel ...