Description
Rotary-knob resistance substitution board offering twelve discrete values from 33 ohms to 10M ohms with 4mm lead connections
conservation of energy
Complete set of sixteen tooth-type models at 2x life size supports full-dentition dental anatomy teaching
fuel pump and fuel filters
Friction Wheel Drive Mechanical Demonstration Set Subcategory_Rulers and Measuring Rotary-knob resistance substitution board offeringHand cranked friction wheel drive sandwiched between clear acrylic plates, showing how contact friction alone transmits rotation from one wheel to another in mechanical systems.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
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