ELECALL NK-100 Analog Dynamometer Force Measuring Instruments Thrust Tester Analog Push Pull Force Gauge Tester Meter The NK series are dial force gauge with compact size and high accuracy.They are easy to operate and handy to carry out. Widely applied in rubber plastic, light industry, textile, building windows and doors, compound materials, electric wire and cable, auto part, power generator, scientific research institute to do the push pull force insertion force and destructive experiment. With easy operate and can be installed with all kinds of test stand and clamp.