JL056B six-digit stroke Mechanical Counter is used to totalize and record the number of times an instrument or machine moves back and forth. By connecting the pull arm of the counter's input shaft to the instrument or machine, stroke counting can be performed. Digital direct reading display, and has a rotary return to zero device. After returning to zero, the counter can still be counted from zero. JL056B six-position stroke mechanical counter is mainly used in textile, machinery, circuit breaker, mining and other industries.