Description
Hand-cranked friction-wheel drive sandwiched between clear acrylic plates
and aqueous titrants
Pairs 50mm of aperture with a 200mm focal length on a convex glass surface
providing a quick swap-in reference for general-purpose AC-circuit and timing-experiment work
Heavy Duty Mounted Magnetizing and Demagnetizing Solenoid Subcategory_Brushes Hand-cranked friction-wheel drive sandwiched betweenLarger 250 x 46mm solenoid drawing 12V at 6A, the wider bore accepting full size bar magnets while AC current drives the alternating field that rotates domains for demagnetization.
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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