- the Tachometer is used to measure rotative velocity, surface speed, frequency of motor. Applicable to the product departments of motor, fan, paper-product, chemical fiber, washing-machine, automobile, airplane, steamer etc. Multifunctional, one instrument combines PHOTO...Read More
Welcome to buy the famous brands' contact tachometer with our professional manufacturers and suppliers in China. Our contact tachometer can be widely used in water supply and drainage water, petroleum and chemicals, food and pharmaceutical. Please be free to enjoy our unmatched price and service.