US$ 459.00
one fitted with an exploder piston for impulse experiments
supplied with heavy sliders whose fine index marks support precise lens and mirror positioning
5V replacement element so wet-cell demonstrations stay running once the original electrolyte loses charge capacity
Acrylic-handled proof plane with a 96mm brass sampling disc
Eureka/Constantan Bare Wire, Model A Prong_4 one fitted with an exploderSixteen SWG bare constantan wire on a 125g reel a copper nickel alloy with a low temperature coefficient that holds resistance steady across a wide temperature range.
US$ 459.00
US$ 19.99
US$ 149.00
US$ 707.62