This vintage 3" round support clamp rings designed to hold lab flasks securely in place during various laboratory disciplines. The rings are made of durable cast iron and were manufactured in the United States by Fisher Scientific. They are suitable for use in physical, dental, medical, microbiological, and biological laboratories. These clamps are perfect for holding lab flasks in place while performing experiments. The round support clamp ring design ensures that the flasks are securely held and cannot be easily manipulated. They are a great addition to any lab laboratory benchtop equipment supplies surplus collection.
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