Lines Protection System: Durable rubber and carbon fiber shield fishing lines from damage, helping tools stay reliable and functional over time. Quick Knot Tying Tool: Lightweight, compact bobbin knotter designed for efficiency; fits easily into tackle boxes for fast, easy knot tying wherever you fish. Improved Usability: Smooth surfaces and an ergonomic, nonslip grip enable comfortable handling and precise knotting with consistent performance. Improved Productivity: PE line compatibility and strength knots improve efficiency; a polished valve interior ensures smooth line feeding and reduces preparation time. Use scenarios Boat or shore fishing: Use the Quick Knot Tying Tool to tie fast, reliable knots during setup, while lines remain protected and ready for action. Travel and storage: Its compact size fits neatly in a tackle box or bag, making it convenient to carry and use anywhere you fish. PE / braided line applications: When working with PE braided lines, the tool's compatibility supports strong knots and efficient line feeding for quick, dependable performance.