The Tie-Fast Combo Tool combines the Tie-Fast Knot Tyer with a heavy duty line clipper, an eye cleaner, a hook sharpener and a D-ring to use for easy attachment. The knot tyer will help tie a variety of knots including the nail knot. The clipper jaws are razor sharp and can be re-sharpened. This tools finish is the dull silver stainless steel which doesn t have glare that could spook weary fish.