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Counting Devices, Inc. manufactures mechanical, multi, tally and diff counters for laboratory, industrial, transit uses and more. Anywhere counts are critical and anywhere you do this...Counting Devices, Inc. can help!!

From single item counts to 15 Counter keys and totalizer which carries totals to 999. Zero clearance knobs left and right. Bell signals each 100 key strokes for direct percentage reading of cell types counted. For more precise counts continue to 200 and 300 totalizer readings, dividing indivdual counters totals by 2 and 3 for percentage of each cell type counted. Mark cells counted on tabs provided.