Description
exposing tympanic
a 6V buzzer
Hand painted
and probes in a leather storage case
Internal Gear and Pinion Drive Mechanical Demonstration Model Item Type_Weights exposing tympanicHand cranked internal gear and pinion between two clear plastic plates, with dual rotation dials for quantitative analysis of gear ratios and rotary motion transmission.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
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