Description
Blue – EKG ECG Caliper to measure electrocardiogram wave sections. High Quality!
Adjustable screws for arms loose and tight.
Brass arms with chrome-plated feels heavier than other materials(stability) .
Protective plastic cover, 6 cm/2.4 inches molded ruler for easy reference.
Length: 11.1cm/4.37inches (from top to points).
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