شمارنده مکانیکال 5 رقمی با اهرم کششی مدل 75II

Description: 
-Revolution counter is a recorder specializing in measuring the length or the various machinery revolving.
-It is commonly used in measuring and recording cable length range, and turning number or winder, etc.
-With 5 digits while the clockwise turn can progressively increase the digit, the counter-clockwise turn decrease it.