The Beadsmith Fireline by Berkley Micro-fused Braided Thread 8lb. Test, .007/.17mm Diameter, 125 Yard Spool, Smoke Grey. This is a microfused, braided bead thread consisting of Dyneema, a gel-spun polyethylene which is known as the strongest fiber, per diameter, ever created. It has an unbelievably high tensile strength and has been recommended in numerous how-to articles on bead working.
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