US$ 164.38
Heavy-duty die-cast alloy boss head with a painted gray finish and two adjustable thumbscrews
Regulated dual-output power supply showing independent LED readouts of voltage and current
Seventy-times enlarged skin cross section reveals epidermis
Two-speed ticker timer kit printing 25 or 40 dots per second on paper tape via carbon discs
and 400 ppm
Magnetism Demonstration Set, 16-Piece Metal Labware_Clamps & Bossheads Heavy-duty die-cast alloy boss headBundled with an activity guide, this magnet kit pairs horseshoe, bar, and ring magnets with plotting compasses, iron filings, and assorted metal samples for structured lessons.
US$ 164.38
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