The Sharpal 5-in-1 Knife Sharpener 102N a super versatile sharpening tool that can handle plain or serrated edge blades and all sized fish hooks. There are tungsten carbide blades for coarse sharpening or edge setting and ceramic rods for honing. This sharpener features a built-in line and cord cutter, an integrated compass, and a built-in lanyard hole. Tungsten carbide blades for quick edge setting. Ceramic rods for fine honing. Multi-groove sharpening stone for fishhooks and pointed tools. Built-in line and cord cutter. Integrated compass for directional travel. Preset optimal sharpening angle. Rubber coated body and feet for secure grip. Built-in lanyard hole.