These wires are softer more supple and stronger than any other bead stringing wire on the market. They combine the soft silky feel of thread with the strength and abrasion resistance of stainless steel. Multiple strands of incredibly strong fine stainless steel cable is nylon coated specially for bead stringing. The higher number of strands in the wire the more flexible and kink resistant. This 19-strand wire is .015 inch (.38 millimeter) in diameter and includes 15 feet per spool.