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With cork and stopper size guide
Switch between inches and millimeters easily
Ideal for measuring the outside diameter of stoppers, the inside diameter of tubing, and the depth of vials. Set jaws closed, or read differential measurements with the touch of a button.
For various applications. Fisherbrand Fine Precision Ruler is made of plastic.
Vernier calipers can be used to measure internal and external dimensions with utmost precision.
Non-conducting and corrosion resistant
Useful for all fluorescent viewing and fluorescent photographic work
With fine calibrations for more exacting work.
Graduated in 1/32 in. fractions and mm
Measures long distances in the classroom or outdoors.
Graduated in millimeters and inches
With both metric and imperial calibrations.
Will not break or tear.
Shortened point for increased student safety.
For demonstrating usage.