- The external micrometer is a precision measuring tool designed to accurately gauge the distance between two points on a ruler frame using the principle of spiral pairs. - Ideal for measuring external dimensions, it delivers precise results with a graduation value of 0.01mm. - With a measurement range of up to 300mm, the micrometer allows for detailed readings, divided into specifications every 25mm for convenience. - Each micrometer comes equipped with calibration standard parts, a spanner, and a ratchet handle, ensuring consistent and accurate force application during measurements. Practical Use Cases: - Perfect for machinists and engineers needing to measure the thickness of materials or parts to ensure precise fit and function in assembly processes. - An essential tool for quality control inspectors who require accurate measurements of manufactured components to maintain product standards. - Useful for woodworking professionals measuring the dimensions of wood pieces to guarantee proper alignment and fitting in projects. The external micrometer combines functionality and accuracy, making it a reliable choice for a variety of measuring tasks in professional and industrial settings.