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How To Sharpen A Fillet Knife

sharpening a filleting knife

The fillet knife is not only necessary for fisherman or fishmonger as there are many home chefs like the fish fillet knife. It is perfect for cutting and cleaning fish because it has features that are not available in other knives.

The fillet knife is lightweight and easy to use as they have a very flexible curved blade that handles any big or small size fish. The question is – How to sharpen knives razor sharp ? You have to find out some easy and effective sharpening methods.

Because the thinner and flexible blade is more difficult to sharpen than other regular chef knives. But if the blade is sharpened perfectly it will easily handle any fish and will give only meat without bone and skin.

Ways To Sharpen Fillet Knife With Tool

1.Using Electric Sharpener

One of the good reasons for using the electric fillet knife sharpener is that these have a 2 and 4 sharpening stage that ensures a perfect sharpness. Even for long knives like a butcher knife, it can be easily honed.

Simply you have to put the knife on the first stage of the sharpener to remove the blunt edge. Because of the electric sharpener, the first stage has diamond grinding stones for complete sharpening, but when you pull your fillet knives into the sharpener it never gives big pressure on the blade. As fillet knife blades are not very strong like other kitchen knives.

sharpen knives razor sharp

After completion of the first step put the knife on the second stage. Most electric sharpeners have a 20° sharpening angle that ensures the best sharpness. There is no need to select the sharpening angle manually.

If you already continue the sharpening in the second stage then simply pull the knife for 4 to 5 times. The second stage makes sure a stain finished and wicked sharp blade for a long-lasting fishing adventure.

2. Use The Sharpening Stone

There are many sharpening stones that are specially for a kitchen knife with a thick edge. But you can select the diamond sharpening stone DMT or Sharp Pebble premium whetstone. Because they are for fillet knives specially and are cost-effective.

These stones can even be used for sharpening meat cutting knives. It doesn’t matter if you use a water stone or oil stone. If you use Waterstone you should soak it underwater for 5 to 10 minutes before using it or if you don’t do this you can use water as a liquid while you sharpen. Now you can sharpen your knife using whetstone and put your stone on a steady surface.

Start slowly and strike your knife using a 12 to 15-degree angle and then boost up your speed but not very fast because you may hurt your fingers from the knife-edge or tip. Finally, hold the sharpening angle and motion for 8 to 10 slides on each side.

You can change the angle and sharpening position if you feel pain in your hands. If you have a boning knife, you can use this method to sharpen it. As whetstones are good to sharpen the boning knife.

sharpen filet knife

3.Using Sharpening Rod

It is not a good choice for beginners who want to sharpen the fillet knife for the first time. One should know how to sharpen the fillet knife with the sharpening rod. First, hold the rod in your left hand and use your right hand to hold the knife.

Give a little pressure and move forward using a 20° angle. The sharpening position is not very important, you can change your hand during sharpening. But slowly slide the sharpening rod because it gives your knife more extra sharpness. If it is done perfectly your knife will easily handle 50 to 60 fishes.

4.Using The Accusharp Tool

It is not only an easy sharpening process you can carry it in your tackle box or backpack when you are ready for fishing. Simply hold the knife upside down on the table or steady surface and hold it tightly. Then apply Accusharp tool sharpener V-shaped part on the knife and start sliding the tool over the fillet knife blade.

Repeat the process for 4 – 5 times. You can use this tool for all your chefs and kitchen knives. It is specially made for kitchen knives but as it is portable it can be used on outdoor journeys. It can be used as a compact pocket knife sharpener.

sharpening a filleting knife

Ways To Sharpen Fillet Knife At Home

There is a time when you need to sharpen your knife but you don’t have any tools for it. So is there a homemade way to sharpen a fillet knife? In such situations, it is possible to use everyday items to sharpen your knife razor-sharp. Here are mentioned 11 ways to sharpen your knife without any equipment around you.

All Below Point Must Be In

1.Using Your Coffee Mug

In this method, you use your coffee mug as a homemade sharpening tool. Most of the surface of the mug is polished, the bottom part that touches the table is quite rough.

This may not be the same for all the mugs, but the old mugs have this sharp circular surface at the bottom.

The surface can be an improvised coarse grit, medium grit, or fine grit sharpening stone, and depending on the roughness you can use it to sharpen your knife.

sharpening a fillet knife

This method proves very useful when there is nothing else than a mug. This hack works with a ceramic plate or a bowl since the bottom of these items is similar to that of the coffee mug. It is your choice which one you want to use.

sharpen filet knife

2.Using A Nail File

In this method, you use your good old nail file as a sharpening stone to sharpen the blade. Nail files are rough and accurate representations of the texture of actual sharpening stones that are used to sharpen knives.

This trick can be a lifesaver if you have nothing else. It is also a lightweight, small improvised sharpener if you go on a long outdoor hiking trip.

3.Using Another Knife

This trick is useful when you have two slightly blunt knives. You can use one to sharpen the other knife. You must have heard from other people or even knife making experts that you should not use a knife to sharpen your knife.

This is because people do it in the wrong way. Most people use blade of a knife to sharpen the blade of their own knife. This is wrong and damages the blades of both the knives. The right way to do is to use the back of the second knife to sharpen the blade of the first one. It is harder to damage the back of a knife than its blade.

how to sharpen fillet knife

best way to sharpen a fillet knife

4.Using A Flat Rock

You can use a random stone instead of a sharpening stone and if you use a flat rock it will be a very good option if you don’t have a sharpening stone within hand reach.

This method is very practical as you don’t have to carry anything with you on your backpacking trip.

The key is to find a relatively smooth, flat rock. Lubricating the rock with water is a common technique when using sharpening stones and it possibly gives you a better result.

5.Using A Car Window

Using a car window is a very effective sharpening method if you don’t have any equipment around. In this, you can use the edge of the car window like a sharpening rod.

The edge of the car window is not polished and is slightly rough which acts as a sharpening rod when in contact with the blade.

It may be difficult to carry a car around in your backpack so this hack is not so much as a hiking or backpacking one.

how to sharpen electric fillet knife blades

This trick may prove very useful if you are on a road trip through empty places like Greenland or the Australian Mainland. You just have to open the window halfway and it becomes a perfect tool to sharpen your blades.


sharpening a filleting knife

6.Using A Slate

A slate is one of the closest things to a sharpening stone that could get in the list of household items.

The key to the method is to use flooring slate as actual sharpening stone using the same techniques and movements.

If there is no sharpening stone handy, it may be easier to find a slate for you. Slates are rough enough to get effective sharpening but not too rough. Find out a slate that is clean and a bit rough.

7.Using A Broken Glass Bottle

The edge of the broken glass bottle is not polished. Unpolished glass is a good choice for sharpening your blade. There are many techniques to cut glass bottles cleanly. A glass cutter may be used which is the more common way to go for this.

The DIY method is to dip some string in acetone, wrap it around the part of the bottle which is to be cut, set it on fire for 30 seconds, and then dip the complete bottle in a container of cold water. The technique of sharpening is the same as for car windows because both use rough glass.


sharpening a fillet knife

If you don’t feel like cutting a glass bottle, the edge of an empty jam jar can also do the job.


fillet knife sharpening angle

8.Using Sandpaper

In this method, the roughness of sandpaper can be used to sharpen the knife.

Sandpaper has the same reference to sharpening stones and is a good short term solution if there is no handy sharpening equipment.

One trick is to mount the sandpaper on a block of wood that has a flat surface. It can be a good improvised sharpening stone.

9.Using A Brick

Brick is one of those everyday things that are close to a sharpening stone.

In this method, brick is used just like a normal sharpening stone which means that the same movements and techniques are employed as using the actual sharpening equipment.

Brick is easily found if there is no sharpening stone.

The key is to find a brick that is not too rough because if the brick is too hard and too rough then it will damage the blade. Find a fine-grit brick for optimal home sharpening of the knife.



sharpening a filleting knife


sharpening a fillet knife

10.Using A Shovel

If you don’t have sharpening equipment but you have a shovel, then you can use the shovel as a short-term sharpening solution. Basically the top edge of the shovel blade is used as a sharpening rod to sharpen a knife blade.

This works better if the metal of the shovel blade is strong like – a stainless steel shovel is better than an aluminum shovel. The best is a titanium shovel, it is stronger than steel probably of which is your blade made out of.

11.Using A Leather Belt

This method is different from others. Use a belt or a leather strap if you want to sharpen the knife properly.

The belt comes into the stropping phase of the sharpening process, to remove the burr made by the honing step on the blade of the knife.

If the knife is sharp and you want to keep it sharp but you have nothing else than the leather belt then it is better to use that as your maintenance sharpening method.

Doing this regularly would keep your knife sharp much longer than usual. This trick works better with the rough belt.



fillet knife sharpening angle

Better to use an old belt or old leather strap to sharpen the knife out in the field and not to damage the brand new belt of yours.


Now you have all the knowledge you need to know how to sharpen the fillet knife. It is not as hard as you had imagined. All you have to do is get the fundamental right and another thing to remember is that practice makes perfect so trying out all the methods mentioned above will help you settle on the best choice for sharpening the fillet knife.

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