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Hardwood half and full meter stick (50cm) (100cm)
With protective circuit of silicon diode on meter outfit
Simple and extremely safe to use
They are chunky and easy to hold
annual ring
Rheostat Resistance DNA Model Hardwood half and full meterDifferent Rheostats: Rheostat 4. 5 Ohm Rheostat 16 Ohm Rheostat 20 Ohm Rheostat 135 Ohm Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes design, please contact us. Safely Packaged to avoid being damaged during transportation.
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