Knife grinders are devices containing a few wheels for sharpening a knife. Every knife grinder more or less does the same work. That is, sharpening the knives. The best knife grinder best belt for beginners varies depending on the tasks they are used for. One of their tasks is to sharpen and polish knife edges to make them more usable. Not everyone can use a grinder, as most of the grinders are very complicated to use. Not everyone can use them.
However, some grinders are beginner-friendly. That means, if you choose the best knife grinder, even beginners can use it. In short, the best knife grinder for beginners is a rare machine to find. Even if it fulfills the criteria of being a knife grinder for beginners, it should be of better quality. In this article, I’m going to give a detailed review of 7 of the best belt grinders for knife making that even a beginner can use. Now, without further ado, let’s start with the reviews.
Quick Look: Top 7 Best Knife Grinder for Beginners
Oh! Wait a minute! Before proceeding, something came into my mind. Some of you are maybe in a rush. For you, I will give you a short description of the 7 best knife grinders for beginners from my review if you have less time and patience to read the review.
- JET 577248 IB-GB Industrial Grinder
- Bucktool Combo 2” x 42” Belt Sander
- Palmgren 2″ x 42″ Belt, 6″ Disc
- Work Sharp WSSAKO81112
- Work Sharp Knife & Tool Sharpener
- BUCKTOOL Professional Power Tools 8-Inch
- JET IBG-8 8″ Industrial Bench Grinder
If you look around, you’ll find loads of knife grinders of various specifications. But I’m going to narrow it down to only the 7 best knife grinders for beginners. So, the 7 knife grinders are explained below:
- Item Weight: 87 pounds
- The Manufacturer: JPW Industries Inc.
- Item Model Number: 577248
Knife grinders have to maintain some quality and safety to be appropriate for beginners to use them. JET 577248 is such a kind of knife grinder. Consider buying JET 577248 IB-GB International Grinder. The variable speed will provide you with the grinding and sanding experience like no other. You can adjust the grinding speed according to your wishes and start honing your knife.
Internal Configuration
This grinder is made for heavy usage. How do you know it? Its variable speed, along with an 8-inch grinder, can do most of your work easily as it covers more surface area. Moreover, this grinder is engineered with a powerful motor, some sealed bearings while being constructed industrially, making it stronger.
Wheel Efficiency
It contains a digital readout. It will facilitate you to observe the SFPM and RPMS accurately. Since the wheels rotate at a high speed, you don’t need to worry about stopping it. The inbuilt electric motor will stop the rotator even if it’s rotating at 3600 RPM within 20 seconds. So, you can imagine its efficiency by how fast it works.
What makes it so special? You can know if if you check the features section.
Features
- The features for the JET 577248 Variable Speed Industrial Grinder are given below:
- There is a heavy-duty motor that will give you high-speed rotation while grinding. Because of it, wheels rotating in 3.6k RPM come down to 0 in less than 20 seconds.
- The ball bearings are enclosed by rubber to make it last year. Normally, when metal is used, due to high grinding, they create adverse effects which are not true in the case of rubbers.
- The JET 577248 Industrial Grinder will serve you just as its name suggests. It’s an industrial grinder. That means, this knife grinder is strong, and its strength depends on the individual user.
- Since it is a motor-based device. And you know that all motors contain ball bearings. So, obviously, if the ball bearings don’t move properly, the grinder won’t be of much use. For that, the manufacturers enclose them after pre-lubricating them.
- The knife grinder is CSA or US certified because of its strict guidelines, JET combination, and electrical conditions.
- It comes with big goggles to protect the eyes from the sparks that flow during knife grinding.
- There is a sanding belt around the knife grinder for grinding. The manufacturers made it the priority to ensure safety guards around the belt area.
- There are small wheels covered with rubbers. These rubber-covered wheels prevent unnecessary mobility.
Advantages:
- Because of its industrial design, you can use it however you like, whenever, and how much you want to use it.
- This knife grinder is beginner-friendly. Knife grinders are a very heavy device. But its safety belt, rubber covering wheels make it safer for beginners to use.
Disadvantages:
- The Knife Grinder is very heavy. So, if you are underweight, please refrain from using it.
- Product Dimensions: 24.7 x 19.6 x 11.8 inches
- Item Weight: 39.1 pounds
- The Manufacturer: BUCKTOOL
- Material: Stainless Metal
Background
Bucktool is a well-renowned brand for manufacturing powerful tools. They started their journey in 2008 and since then, they’re supplying quality products. They are very expert in making woodwork devices. Besides that, they volunteer to appreciate the people doing the woodwork.
Specialty
They design their products with more AI die casting parts, in other words, steel is made of a rigid stamp. This results in the increment of portability and efficiency.
Moreover, you can trust it to provide you with great-performing items. Their main motivation is to reach out to every enthusiast and make a proper connection with them. So, you can say that their solo notice is to encourage us to move forward.
Quality Insurance
So, as a brand, they will not compromise with quality. They manufacture every grinder with care and courier it. if someone is living outside the selling place. The BUCKTOOL spend more than 10 years of the grinder supply chain. They created it to mark their effort on the business and want to make it a fast and direct intercommunication bridge with the other international enthusiasts.
Features:
- The features of the best knife sharpener are given below:
- This machine is perfect for sanding and polishing any material because of its 6” bench grinder.
- It can do other typical tasks like sanding, grinding, surfacing, polishing, finishing, and deburring.
- You can place the belt in any way you want. If you cast the iron belt sander as a worktable, it can provide enhanced support.
- There is an adjustable eye protector. The eye protector is tied using a belt. That belt is further enhanced using a fast belt tensioning, toll-free belt changes full belt guard, simple belt tracking handle, including dust port.
- A tall and wide belt along with a white grinding and brush wheel to remove rust quickly.
- It is CSA listed and the front mount is safe along with a key.
- You can change the belt easily and quickly with the help of the tension mechanism and quick-release function.
Advantages:
- The grinder not only grinds very fast but also cleans the materials after grinding. This is very convenient in terms of grinding knives.
- This grinder sharpens the knife nicely and polishes very nicely.
- The knife comes along with extra belts which are very convenient as a safety precaution in case the grinder belt gets damaged or torn in the middle of honing a knife.
- This is a grinder for absolute beginners who know nothing about grinding machines or anything. Yet they can sharp through it no less than professionals do.
- This knife grinder is super affordable, with very good sharpening skills. It is very hard to find such a kind of knife grinder with such a price.
Disadvantages:
- The motor in the knife grinder is a bit weak and sometimes the belt comes off. Although it doesn’t create many hindrances while grinding but it may be unsafe.
- Product Dimensions: 11 x 20.5 x 22.25 inches
- Item Weight: 35 pounds
- The Manufacturer: Palmgren – Drop Ship
- Item Model Number: 81061
Another suggestion I’ll give you is the Palmgren Knife Grinder. It is bigger and wider just like normal grinders, but it’s very easy to set up. You can use this grinder vertically or horizontally, it’s completely up to your wish.
Functionality
You can consider the Palmgren knife grinder to be a bench combination of belt and disk. It is the perfect tool for any other general activities like grinding, polishing, sanding, surfacing, deburring, and finishing. This is a heavy-duty device, so it can perform for a long time.
Internal Configuration
The capacitor of its motor supplies the amount of current necessary to make it work for a very long period. Also, it has long battery life. So, you don’t have to worry about the battery getting drained quickly.
Working Principle
Palmgren’s bench-style belt and disc finishing machine is another appropriate grinding tool for beginners. Besides other works, it can do typical tasks. So, you can understand that, even if you have no experience in grinding, its bench-style design will allow you to sit on it and do your work.
Features:
- The features of the best bench finishing machine are given below:
- You can sit on its 6-inch belt and do any honing you need to do.
- It can do other typical tasks like sanding, grinding, surfacing, polishing, finishing, and deburring.
- The direct drive belt and disc can complete your job without any hassle.
- The belt can move either in a vertical or horizontal position. So, you can choose any way you’re comfortable with.
- Since the capacitor is heavy-duty, you can work without slowing down.
- The grinder is designed as a cast iron, and it gives you sturdiness and vibration-free task completion.
- You can change the belt easily and quickly with the help of the tension mechanism and quick-release function.
Advantages:
The grinder comes with a huge belt and a very powerful motor.
- It is very cheap compared with other knife grinders. For this amount of money, you get a very heavy-duty motor. So, even if you get exhausted while sharpening the knives, the grinder will not show an ounce of exhaustion.
- It is basically designed for beginners to grind and sharpen items just like the professionals.
- The knife grinder comes at a really cheap price. No wonder it could take its place on the top 7 best grinders for beginners!
- The grinder is very easy to set up. Normally, because of bigger and more scattered parts, grinders are very tough for a beginner to handle. But this one seems the opposite.
- They are going to fit in any place you put them. They will give you full performance right of the start and it takes as little as the effort needed.
- Comes in a box and is packaged safely. Moreover, there is no safety issue even if you are using it.
Disadvantages:
- The down part of the grinder might be a bit tighter around the wheels. So, it gives considerably less speed than its potential. Although I think the manufacturers made this design considering the safety for absolute beginners.
- Product Dimensions: 10.5 x 3 x 7.75 inches
- Item Weight: 7 ounces
- The Manufacturer: DRIL9
- Item Model Number: WSSAKO81112
- Material: Stainless Synthetic
- Warranty Description: Manufacturer Warranty
Internal Configuration
Work Sharp WSSAKO81112 best blade grinder attachment. The Ken Onion Edition enables multi sharpeners into a bigger belt sander or grinder. Its ‘heavy sharpeners’ will correspond with bigger and longer grinding belts.
Angular Configuration
Being a larger belt grinder will enable you to get the desired result pretty easily. While you’re sharpening, you can adjust the sharpening angles between 20 to 35 degrees. The horizontal part on the grinder will help you maintain your knife position so that you can see your progress while sharpening.
Belt Speed
This Multi Sharpener with Blade Grinding Attachment is different from any other normal grinders. You can adjust the speed of the grinding belt and can also stop the knife from getting overheated.
Ball Bearer Speed and Effects
The manufacturer will deliver this machine along with five different grinding belts. Their sizes range from very fine (12000 RPM) to extremely coarse (120 RPM). The most advantageous fact of this is that the grit will automatically change itself when the previous one is degraded.
Features:
- This blade grinding attachment can create any angled sharpness. So, any type of knife can be sharpened with this grinder.
- It has double abrasive belt width. It means you can sharpen it faster with fewer passes.
- Though it is designed for beginners, it is modeled following the industrial sharpeners. So, without any worry, you can sharpen your accessories as a professional would do.
- This grinder can handle any workload. So, it is a super heavy-duty knife grinder.
- It uses 1”x18” engineered belts with a 4-pulley system along with some other adjustable properties so that you can sharpen your items as much as you like
Advantages:
- The grinder is very easy to use and the knife-edge gets perfectly honed. You can use it in your hose very easily and continue using the same knife for an extended period because of its sharp skills.
- You can easily control the grinder completely. It will sharpen your knife exactly how you want. Best for kitchen knives.
- You can sharpen your knives quickly, starting from regular cheaper knives to expensive ones. After using it for a few months, you can sharpen even the mirror razor edges used on a knife in a lanky system in less than 10 minutes.
Disadvantages:
- The user manual is a bit complicated to understand. But once you understand the format, it gets pretty easier.
- Product Dimensions: 5 x 9 x 5 inches
- Item Weight: 1.9 pounds
- The Manufacturer: Work Sharp
- Item Model Number: WSKTS
Main Function
The Work Sharp Knife and Tool sharpener is designed to sharpen any kinds of knife you have. It has flexible abrasive belts. It has the ability to have sharp curved, jagged, hooked, tanto blades along with plain knives.
Sharpening Other-shaped Knives
You can use a precision angle sharpening guide to sharpen every knife precisely no matter its shape. There are options to share all kinds of knives, including kitchen knives (20 degrees) to outdoor knives (25 degrees).
Other Tasks
The Work Sharp Knife and Tool sharpener can also sharpen other tools you own. Such as scissors, garden shears, axes, mower blades, hatchets, and so on. Because of its versatility, it proves to be an irreplaceable sharpening item to keep your equipment razor-sharp whenever you need them.
Features:
- It can create sharp knives and other accessories quickly and easily.
- The abrasive grit belts that come with the grinder can easily be replaced.
- The abrasive belts that come with the grinder won’t get damaged easily, as they are made very durable.
- The precision-ensuring guide will give you fast and simple and constant results.
- Although the manufacturers don’t recommend using power converters, you can still run it with a 12V inverter from a motor vehicle.
Advantages:
- If you use the right blade with the right belt, then you don’t need to put on much effort. You can carry out your job pretty conveniently.
- Work Sharp Knife and tool sharpener can sharpen tools faster and easier once you get the hang of it.
- It is absolutely the most preferred sharpening tool among beginners as they’ve gotten the most output from it. Even experts support this tool to sharpen their products.
- Even though you have technical problems with it, the outstanding customer service that Work Sharp provides would satisfy you very much.
Disadvantages:
- When you’re using this device while sharpening your knife or any other tools, it might be difficult to put a polish on the edges of the tools.
- Product Dimensions: 23 x 14.5 x 12 inches
- Item Weight: 45 pounds
- The Manufacturer: BUCKTOOL
- Material: Alloy Steel
My last recommendation for you would be the Bucktool combo Knife grinder. The Bucktool is a popular brand and to date, its rating has been the best among all other grinding machines. It is an all-in-one tool that you can use for many purposes. Its perfect size, power of the motor, and everything else will give you the facilities you need.
Efficiency
BUCKTOOL is the most preferred choice for both professional and personal use. It is ideal for sharpening o only knives, but also other items like scissors, screwdrivers, blades, and so on. It may look compact, but it is a very powerful tool that gives unparalleled progress on even the hardest of tasks.
Internal Configuration
It has a motor of 3.1A for ensuring fine and effective performance. You can also grind knives using a wheel speed of about 1725~3450 rotations per minute depending on your demands. If you want to improve the balance of the grinding wheels, you can take help from the in-built highly précised flange.
Features:
- 5HP dual-speed motor to ensure smooth performance and a balanced rotation in the wheels regardless of the speed.
- The wheels are made of Aluminum Oxide including 60 and 120# grit to reduce heat production
- There are two aluminum tool rests. It can be independently adjusted to compensate for wheels to get different angles.
- In addition to sharpening, there is a buffing wheel if you want to further polish the item you were sharpening.
Advantages:
- It has a two-speed tool that plays a big role in sharpening objects without overheating them.
- It is a good grinder that can provide you with the best quality while being durable.
- The Aluminum wheels give much more speed with the least vibrations.
- You can get more grinding options, suitable for grinding any type of knife.
Disadvantages:
- The grinding wheels are not up to the mark for some of you, but with the price, you get this sharpening tool is more convenient.
- Product Dimensions: 21 x 13.75 x 14 inches
- Item Weight: 44 pounds
- The Manufacturer: JET
- Item Model Number: 578008
- Material: Cast Iron
- Warranty Description: 2-Year
Motor Configuration
The Jet brand is very well-known among the best industrial bench grinder products. Jet 578008 is one of them. Like all other JET products, JET 578008 is very durable and you can use it for heavy-duty purposes. It has a motor of 1HP which is the maximum you’d get in any bench grinder. This heavy-performing motor, along with an incredibly strong design, makes this grinder undoubtedly the best in the market.
Design and Safety
Not only these, but this grinder will facilitate you with safety features, which you will rarely see among the bench grinders. Moreover, though it has been designed for industrial purposes, because of its simple design, even beginners can use it effectively.
Features:
- There is a heavy-duty capacitor motor, so you don’t have to worry about the motor being exhausted of too much knife sharpening.
- To make the grinding free from any external hindrances, the bearings are sealed within the device.
- Since the JET company follows strict rules of usage, the CSA/CUS recognized and certified them.
- It can cope up with any sharpening demand you put it up to.
- There is a safety key that you can toggle while using. It is added as an extra precaution to prevent accidents.
- Because of its advanced safety precautions, it is also said as an OSHA-compliant product.
- To place it on workbenches or the stands, you don’t need to drill the bases. For that purpose, it is already drilled.
- The equipment used in JET 578008 follows the standard. That is why their brand is so well known.
- There is a wheel dresser along with an adjustable safety shield to ensure further safety.
Advantages:
- It is very quick to start. You can start working right off when you pressed the switch.
- This grinder is made for beginners to use at home. So, the design is very appropriate and user-friendly.
- It costs a lot cheaper than any other knife grinders used in industries with the same functions and quality.
- The grinding wheels are heavier. You can find these kinds of wheels in industries. Heavier wheels are more efficient in grinding objects.
Disadvantages:
- Though it is a great grinder, it has only one drawback. It gives too many vibrations. Which is a bit of a problem while grinding.
Features of a Good Knife Grinder
- The exceptional features for a good knife grinder are as follows:
- A heavy-duty motor, along with greater wheel rotating efficiency, is a knife feature for the best knife grinder.
- The operating motor should be powerful with movable ball bearings
- A good knife grinder should offer a knife grinding
- Should be available within balanced weight rather than overweight
- Capable to perform multiple tasks like grinding, sanding, surfacing, polishing, and deburring
- Can powerfully perform and complete all tasks vibration-free
- Can adjust the belt speed of the knife grinder according to the need
The Importance of Using Knife Grinders
Importance in a Nutshell
Any kinds of knives are the irreplaceable tool of a kitchen. Those knives often lose their sharpness over time, sooner or later. At that time, either you can dispose of them or recycle them by resharpening them. Disposing kitchen knives seem to be a great waste considering their high-quality steel. So, you can just resharpen your favorite knife and use it longer.
How to Sharpen the Knives? What to consider?
Now how can you resharpen your knife? Rub it against stones or other hard surfaces? That’d definitely damage the polished knife you had. So, experts, in this regard, use knife grinders. A smart choice!
Almost all beginners saw how this sharpening, or how experts sharpen their knives using it. But unfortunately, there is not much knife grinder that beginners can use.
The Secret Behind…
The rotation of the wheel and the belt sharpens the knives upon contact. Once you sharpen it, the grinder polishes the knife to maintain its beauty.
Manually polishing knives with stones or any other way. It creates irregularities, rough surfaces, and similar other defects. However, with grinders, you don’t have to face this problem.
Main Task of Grinding Machines
The most significant task of a grinder is to keep knives and all other materials, especially knives in usable conditions. For this, the grinding machines must be of reliable quality, easy to use, and functional. Since I’m mentioning the best knife grinder for a beginner, so beginners who’re without any previous experience should be able to use such kind of machines.
Use of Electric Grinders
Normally, the electric grinders I mentioned have a variety of applications which can be difficult and risky for beginners. Even if they can use it with their smartness on using devices, their skills won’t be perfect. There would be irregular sides or sharpened areas, and so on. But with careful honing skills and keen observation, even beginners can sharpen their knives using these best knife grinders.
Other Tasks of a Grinding Machine
One of the main tasks of proper grinding is the preservation of the perfect grinding angle and making cutting edge appropriate for its purpose. Although the grinder for beginners is too versatile, which is a good thing, if often side-tracks the main task it is bought for, which is sharpening the knives.
Other than that, grinders for beginners with appropriate honing skills will facilitate you with the following tasks –
- Précised grinding
- Easy installation
- Variety of grinding angles, befitting for each purpose.
- Appropriate control while grinding
- Better results by using the widest part of the abrasive materials
- You can also grind to create complex shapes
- Ideal for beginners and small workshops
- These grinders come at an affordable price.
So, these are the importance of having a grinding machine. If that grinding machine is made for beginners, then it’s like a cherry on top. Careful usage of the machines will even surpass the expensive knife grinding machines.
Belt Grinder Vs. Belt Sander – What is the Difference:
There’s just a minor difference between Belt Grinder Vs Belt Sander. Well, a Belt sander is not suitable for metalwork and preferable for woodwork.
Moreover, a belt sander has a lesser speed as compared to belt grinders. While a belt grinder can offer a greater speed of about 8000 rotations per minute. So, belt grinders are highly suitable for sharpening, making, and polishing purposes.
Choosing the Best Knife Grinder for Beginners [ A Buying Guide]
Now that I know enough information about knife grinders, which would suit even beginners, now you might wonder how you can choose the most appropriate knife grinding tool for yourself.
I think you already realized that the best belt grinder for a knife is very appropriate when you’re honing a knife. But choosing the best belt sander for knife making might be a problem among all other parts. Since I narrowed your choice down to only 7 best knife grinders in this article, you don’t have to worry more.
Now, the question is how you’ll choose the best belt disc sander for knife making by yourself. Worry not! I will present you with facts that you need to consider before buying the best belt grinder for knife making.
The Grinder and the Belt Size
This is absolutely the first thing you need to check if you want the best belt grinder for knife making. Don’t choose a grinder that is too big for you to handle. So, choose a sander that is easy to install and use. You can also use portable knife sanders, but they are not durable. So, choose them only when you don’t have to grind your knife every day.
Belts are the second most important thing to look at when you’re buying a belt-based knife grinder. Experts say that, if you want to grind and sharpen a knife using the same belt, then you should buy a belt around the dimension of 2” and 74”.
Motor
The power of the grinder depends much on the motor. Normally, the knife grinders have a lesser-powered motor of only 1/3 HP. These are good for beginners. But if you make knives professionally, then these knife grinders are not for you. However, there are also powerful motors, having the power of around 1HP.
The best knife grinders with higher power will let you sharpen or grind a knife much easier and quicker. But they come at an expensive rate, whereas grinders with a less powered motor will do the job if you’re a beginner. Moreover, these kinds of motors, despite their lesser power, come with variable speed, which will later come in handy.
Point of Contact
A contact point is a place where you hone your knife. Putting your knife there will resist the knife from hanging from the outside. Normally, cheaper grinders don’t come with proper quality contact points. You can change it further and put a new one according to your choices.
If it were me, I’d buy the best belt grinder for knife making whose contact point will let you tilt the part up to 45 degrees. This contact point tilt angle makes sharpening easier.
Speed
The higher the speed of a sander is, the quicker it can grind and sharpen. If the speed is low, then a lot of your time will be wasted. On the other hand, if the speed is too high, the belt will get damaged quickly.
In anyway, you need to decide what purpose you’re going to sharpen your knives for. Only then, you’ll be able to choose the appropriate speed for your grinder.
Dust Collector
This is a very uncommon quality for a knife grinder to have as metals produce very fewer dust particles. However, if you have a multipurpose grinder that can grind beside sanding wood, then you should check for the vacuum pouch that will keep the dust sucked while grinding or sanding.
Using Difficulty
Last but not the least, if your grinder makes your job harder ad difficult, replace it with a new one. Knife grinders are already a bit difficult to use if you have no prior experience. Still, if you choose a grinder that is hard to maintain and use, then you need to realize that all the money you put into that grinder went to waste.
The 7 knife grinders for beginners I mentioned in this article almost all contain features for your comfort. Starting from belt changing to getting started with grinding. After using them for a few months, you’ll be very expert on using those grinders.
Some FAQs:
Why should I use belt grinders for grinding knives?
Belt knife grinders are electric machines that are normally used to sharpen and smoothen knives. They are mostly immovable. But that doesn’t mean they don’t have a portable version.
These kinds of sharpening knives are one of the hardest tasks available out there. It has been going around since ancient ages. Now, with time, grinding machines like these have made those work easier.
And to answer why you should use belt sander is because they are comparatively easier to use, and they can also be used in other versatile tasks.
Can I make my own knife using these knife grinders?
Short answer, yes, you can make your own knife using knife grinders. In fact, in my opinion, this is the best machine to use if you’re trying to make your own knife. Also, customized knives are very appreciated, and you can feel comfortable while using them.
While making a knife, you just need to keep a few things in mind.
Even though at first, making your knife is hard, but if you try, it will further hone your skills. Before making the knives, check for the designs, sharpness, and finishing of the knives.
These are the 3 most important aspects of a knife. However, making a knife can be a boring task if you’re not into it. So, proceed into making a knife only if you have a hobby for it.
What is the difference between a sander and a grinder?
That is the most common question asked around. The simple answer is, they are both sanders with a very minor difference.
Both the sander and grinder polish and hone objects. But sanders have lesser speed than grinders. For this reason, sanding a metal, especially a knife, will not work. Sanders is good for woodworks. Still, if you buy the best belt sander for knife making, that will make a difference in creating a knife.
On the other hand, the speed of a grinder can go up to 8000 rotations per minute. And this is more than enough to sharpen or hone a metal. For this reason, if you are looking to polish or sharpen a knife, then choose the best belt grinder for knife making.
Final Verdict
The knife grinder for beginners is one of the most useful tools you can ever find. The top 7 best knife grinders will serve a lot of purposes aside from knife sharpening. Besides knife.
You can also sharpen other metal items in your workshop, similar to scissors. Moreover, these best knife grinders are very handy and durable. So, even if you use them for a long time, they will remain the same as before.
Since you read through the whole article, I think you now have a better idea of which knife grinder to buy. Buying the knife grinder for beginners will not only make your job easier but also will reduce your headache of buying or replacing your knife since it loses its sharpness almost every few months. And now, if you buy the best knife grinder, there will not be any headache for buying new knives and you can use your same favorite knife always.