General description The Moore & Wright 528R Spring Joint External Calipers are designed for precise measurement of external dimensions. They feature a bow spring that ensures uniform tension across the working range and a centrally mounted adjustment screw for fine tuning. These calipers are suitable for professional and DIY use, providing accurate and reliable measurements. Technical specifications Measurement capacity: 200mm (8 inches) Conforms to BS3123 standards Includes retail packaging Compatibility and accessories Compatible with standard external measurement tasks No additional accessories included Installation No installation required; ready to use out of the box Usage Use the adjustment screw to set the desired measurement Apply the calipers to the object’s external surfaces for measurement Ensure the bow spring maintains uniform tension during use Other information Made by Moore & Wright, a reputable manufacturer of precision measuring tools