Your search for "fillet knife" revealed the following:

High Quality, European Made, Spatula/Pallet Knife with a Full Tang, POM Handle

The Browne 4" Blade Sandwich Spreader is a versatile and all-in-one knife. It slices bread quickly and is ideal for spreading condiments in a domestic or commercial kitchen. The black 5.5" handle provides a comfortable grip and its ABS plastic material...

Maintain knife sharpness with the F. Dick 12" Dickoron Sharpening Steel with a Hygienic White Handle. Not only does it polish and sharpen your knives, but the sharpening steel has a hanging loop at the top of the handle for...