- Durable and functional: Made of material, this Fly Fishing Hook Feather Gauge Measuring Ruler is designed for long-lasting use in your fly fishing tasks. - Precise scale for accurate measurement: Features a precise scale with clear pictures and text, enabling easy comparisons when sizing feathers and hooks for fly tying. - Portable and lightweight: Small and lightweight, it fits in a tackle box or pocket for on the go use without adding bulk. - Practical fly tying tool: An essential tool for fly tying, helping you accurately measure and select the right feathers and hooks for your fly patterns, improving consistency. - Use scenarios: - While tying dry flies, quickly measure feather length and verify hook size to match the pattern. - When developing new patterns, compare sizes and select appropriate feathers and hooks. - In the field or at home, sort and pair feathers and hooks by size for efficient tying.