This very basic but well made device is comprised of a plated spring arm with press knob, a contact stud, and plated connecting strip. Close a circuit simply.
Eisco produces high-quality, trusted science education products and solutions to help students explore and discover science through hands-on experiences.
They produce more than 8,000 unique products for the science education and scientific research markets. Their core product lines include: Biology Models, Laboratory Glassware and Plasticware, Lab Equipment and Supplies, Physics Supplies and Apparatus, Rock and Mineral Specimens
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