150 mm Carbon Steel Caliper — precise, durable measuring tool for length, depth, thickness, and inner/outer diameter of cylinders; measuring range 150 mm with accuracy up to 0.02 mm. Key benefits Accurate measurements: 0.02 mm accuracy helps you get repeatable, trustworthy readings for inspection, fitting, and quality control. Versatile functionality: measures external length, internal diameter, depth, and material thickness in one tool, reducing the need for multiple instruments. Durable construction: carbon steel body resists wear and maintains accuracy through regular use. Easy and convenient to use: designed for straightforward measurement tasks so you can work faster and with less guesswork. What it does (features and specifications) Functions: measures length, depth, thickness, inner diameter and outer diameter of cylinders. Material: made of carbon steel for solid, long-lasting performance. Size and range: 150 mm measuring range suitable for many common workshop and inspection tasks. Performance: measurement accuracy up to 0.02 mm for high-precision work. Practical uses (real-world scenarios) Mechanical workshops: check shaft diameters, bore sizes, and part thickness during machining and assembly to ensure parts meet tolerances. Automotive maintenance: measure piston or cylinder diameters, brake components, and panel thickness for repair and replacement decisions. Metalworking and fabrication: verify material thickness and hole depths before welding or finishing to prevent rework. Why customers choose this caliper Single reliable tool for multiple measurement types saves time and toolbox space. Carbon steel construction offers strength for everyday shop use while maintaining accuracy. Suitable for professionals and hobbyists who need metric precision up to 150 mm with 0.02 mm resolution. Simple to use, robust in construction, and accurate enough for precision tasks — this 150 mm carbon steel caliper provides the core measurements you need for inspection, maintenance, and fabrication.