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Ferrules That meets the "Diamond Standard."

Diamond-U is the leading manufacturer and supplier of ferrules. We use only high-quality materials and craftsmanship to ensure our products meet your needs. Regardless of the quantity you are looking for, we can fulfill your order quickly based on our extensive inventory. Our skilled staff can even make custom solutions for your unique project requirements.

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.525 Id Aluminum Ferrule
Part #: 525L


.550 Id Aluminum Ferrule
Part #: 550L


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