Description
this acrylic-headed mallet delivers a firm strike that excites the fundamental frequency cleanly and reproducibly
generating 1
a battery-free source of partial vacuum for bell-jar demonstrations without external power
liquid columns
sized to fill the gap between 100-ohm and 1k values for fine-grained voltage-divider investigations
Borosilicate Glass Venturi Tube, 7.75 x 6.5" Included_Bosshead this acrylic-headed mallet delivers aBorosilicate glass Venturi tube at 7. 75 inches end to end with three J shaped side ports visualizing pressure drops at the constriction, demonstrating Bernoulli's principle quantitatively.
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
























