outside micrometer with mechanical digital counter

Mechanical Counter Micrometer 3-4″ Range for Outside Measurement with Digital Counter Read Out Mechanical counter micrometer features with mechanical digital counter for quick and error-free reading. It combines the precise measurement capabilities of traditional micrometers with the convenience of modern electronic counting technology to provide users with a more efficient and accurate measurement experience. Outside micrometer with digital

...digit electromagnetic counters have an electric magnet, this magnet is driven by outside electric signal to move the inside counting mechanism to carry out accumulative counting. It is mainly applied in the recorder for the leakage current and action of the lightning rod and other high-voltage electric equipments etc. Product electromagnetic counter...