Round Tungsten Firehole Stones™

Precision round tungsten beads engineered for consistent sizing, clean bores, and accurate weight. Designed for tyers who rely on predictable sink rates and clean, functional profiles. Why This Model Works True-to-size metric diameters for accurate fly proportions Clean, uniform bore for smooth seating on all hook styles Dense tungsten for fast, controlled sink rates Durable finishes in polished, matte, and plated colorways Ideal For Classic nymphs Pheasant tails and hare's ears Midges and micro-nymphs General attractor patterns Slim tactical subsurface designs Specs Material: 100% tungsten Bore: Clean, uniform, precision-drilled Sizes: 2.0 mm, 2.5 mm, 3.0 mm, 3.5 mm, 4.0 mm, 4.5 mm Finishes: Polished, matte, plated Pack Count: 24, 18 (4 mm), 12 (4.5 mm) Tyer Notes Designed for tyers who want bead consistency they never have to second-guess.