Details Montana Fly Company Tungsten Beads are a popular choice among fly tiers for adding weight to fly patterns, especially nymphs and streamers. Tungsten is a denser material than brass, which allows for a smaller bead size to provide the same amount of weight, giving anglers the ability to achieve fast sink rates without altering the size or profile of the fly too much. Features Tie your own flies using the popular Montana Fly Company Tungsten Beads. These high-quality beads have countersunk holes that make it easy to slide over the hook. These beads are heavy, sink, fast, and stay down in the water. High-quality tungsten beads Countersunk holes Heavy and sink fast