People nowadays are fond of doing everything themselves, so that they tend to buy necessary equipment such as the bench grinder to support their work. Thus, if you know how to use the bench grinder correctly, it can be the fastest way to prep your chisels as well as your plane irons for honing. You can also use it to restore a severely damaged edge on a tool that you may pick up at the flea market and get that ready for honing. Moreover, you can reshape edges completely in form of new tools. However, a lot of people give up on the bench grinder since they get uneven results or they burn the tip again and again, and then turn the steel blue as well as remove its harness. As a result, I am going to introduce some of the best bench grinders associated with detailed review so as to help you avoid these problems and also deliver the useful information for all of the consumers.
How to Do a Ring Test When Purchasing a Bench Grinder?
I am going to show you how to ring test a grinding wheel from a bench grinder. Bench grinding wheels can be considered as dangerous things since they can have microscopic cracks at the first time you use it, which will cause them to explode at very high speed and then send sharp little flying pieces across your garage as well as your face. Therefore, this is a very quick and simple test that will tell you if the grinding stone is good or not. A ring test gets its name because when you test the grinding wheel, you will hear a very high-pitched ring. When you hear that, it means that this stone is good, otherwise, this stone may have cracks in it.
For your own safety, you should do this test even if you have a used grinder or a brand new one. In order to do this, all you need are two screwdrivers and the grinding stone. There is a hole in the center of the grinding stone, you will take one screwdriver and suspend the grinding stone in the air. With the other screwdriver, you will take the plastic handle and you are going to tap it on 8 equal parts of the stone. After tapping it and hear a high-pitched ring, you can feel free to use this one without worrying.
Nevertheless, in case you hear a thud instead of high-pitched ring, you should not use this grinding stone anymore. All of these steps help you to verify the integrity of the grinding stone.
How to Use The Bench Grinder Effectively?
Now, I am going to show you how to grind faster and more accurately. Let’s check it out.
Before we get into technique, I need to say a few words about setting up a grinder in the right way. At first, make sure your grinder has one of the new styles of wheel. That means as the wheels get worn, the particles begin to break away and expose new fresh edges, which will make the grinding wheel run cooler. The second thing is the tool rest needs to be adjustable easily in every direction.
Here is the magic trick that make the whole rest of your grinding technique possible. It is all about how you dress the wheel. Hence, get yourself a flat diamond dresser and then, knock back the edges slightly to end up with a nice smooth gentle curve across the front of the grinder. Now, your grinder is ready to go.
There are many ways you are going to use your grinder, but the most popular one is for honing and rehoming the edge. To do it, you need to adjust the angle of the tool and prepare the chisel. Next, lay the tool on the rest, adjust it slightly and make sure the wheel hits the bevel about halfway along its length. Then, slide the tool up towards the wheel, when the machine starts to grind, use your back hand as a depth to stop against the back of the rest. You can start moving the tool side to side and let the high point of the wheel swift smoothly across the edge. After that, flip the tool occasionally to check your progress until you are satisfied.
Top 5 Best Bench Grinders in The Market
Baldor 662R 6-Inch 1/3-Horsepower Industrial Duty Big Red Grinder/Buffer
First of all, I am going to introduce Baldor industrial bench grinder. This product is bound by 115-volt single-phase as well as one third of the horsepower motor that gets the wheel spinning up to 3600 rpm. Moreover, this is an industrial tool that complies with all of the OSHA standards and comes with a 3-year warranty. It also includes a 2-piece tool rest and a 36 grit wheel which offers vertical and horizontal adjustments. Besides, Baldor products are made from the United States, thus, the unit is well-balanced as well as the HP motor is strong enough to meet your expectation after using many times.
Furthermore, you can remove the wire wheel in just 5 minutes and then replace it with another disk abrasive wheel. As a result, you will never regret buying this item for yourself. On the sides, there are protective guards for the wheels, which is very helpful as they can prevent you from touching the wheels during the cutting operation. Finally, the eye shields play an important role in providing good visibility without getting any sparks on your eyes.
- High quality
- 3 years for warranty
- Solid and tough design
- Remain new look after many years of using
- Quite expensive
- Not eligible for international shipping
Craftsman 9-21154 Variable Speed 6-Inch Grinding Center
At the second place, Craftsman 9-21154 Variable Speed 6-Inch Grinding Center will be able to maximize your satisfaction for sure. With Variable Speed Control, you can perform a number of grinding applications according to your need. Furthermore, the adjustable tool rests are designed for extremely accurate grinding acts. Overall, it is considered as a heavy but stable unit which features such a sharpening attachment together with a water cooling tray.
However, the bolt hole spacing is quite irritating, therefore, this is regarded as a minus point for Craftsman 9-21154 Variable Speed 6-Inch Grinding Center. Nevertheless, many people are still interested in this product owing to many positive aspects with the wire brush. It can be used as a multi-functional item for maintaining screwdrivers and other small tools such as screws and bolts. As a consequence, this grinding center is definitely an ideal tool for home use.
- Good quality
- Sufficient power in order to grind through steel
- Be capable of getting accurate edges for your sharpening needs
- The tool rest is a bit small
- Release annoying sound when operating
- Too much vibration, especially at high speed
Sunex 5002A Bench Grinder with Light, 8-Inch
Going to the next product, Sunex 5002A Bench Grinder will absolutely impress you by not only the great design but also a number of fascinating features. With much innovation these days, this product is capable of saving more time and money for you but still guarantee to grind even the hard metals. Moreover, many people say that Sunex 5002A Bench Grinder specializes in repairing a variety of products related to automotive and heavy duty industry.
In particular, this grinder has a stable and rugged cast iron base which is able to reduce the vibration during the grinding process. This base is also designed to have a mounting hole for a simple setup. About the tool rests, they are made of aluminum which aims to keep any tools stable when the grinder runs. However, the tool rests are a bit flimsy according to many users.
In addition, the protective spark guard as well as adjustable eye shield on each wheel can help to keep the operator safe, even in the midst of serious work. Also, its power switch is permanently located for ease of use. Last but not least, you cannot neglect the unique point, which is called as the flex-neck light. This item can help to provide the best light during your hard work.
- Extremely durable
- Run smoothly
- Well-equipped with many supportive items such as eye guards and extra light
- Little vibration during grinding process
- Quite heavy
- The tool rests are flimsy
- Just 1 year of warranty
Tormek T-7 Water Cooled Precision Sharpening System, 10 Inch Stone
For many years, Tormek has made great attempts to developed innovative new attachments and techniques. They have strived to constantly improve each and every component of the system while maintaining compatibility with the existing machines. Therefore, the Tormek T-7 Water Cooled Precision Sharpening System can deliver the best services for all of you. Firstly, it features the latest innovative SE-76 Square Edge Jig, which will automatically line up the tools precisely 90 degrees the grindstone every time. Perfect alignment to the grindstone ensures perfectly square edges on your tools.
The unique composition of the Tormek grindstone gives you two different cutting actions to restore the shape of a tool. By grading the grindstone with the coarse side, it will help to cut quickly but will leave a fairly coarse scratch pattern on the tool. To refine the surface of the bevel, you can use the fine side of the stone grinder.
Also, with the TT 50 Diamond Truing, you can recut your grindstone parallel with the universal support. You need to notice the screw feed mechanism which can precisely control the depth of the truing cut. In general, Tormek works for strict manufacturing tolerances and uses only top quality components, which will give us the confidence to stand behind the T7 with a rock-solid warranty for 7 years of either private or commercial use. The T7 package also includes the angle master setup guide, holding compound for the leather honing wheel, a hardcover 155-page handbook and an instructional DVD. Last but not least, a packing tray that can be mounted to the wall or used as a draw liner for permanent accessory storage is offered as well.
- A range of available jigs
- Excellent at sharpening house and gardening tools
- Numerous accessories for all sorts wood working, turning and carving
- 7 years of warranty for both private and commercial
- Very expensive compared with the others
- The handle does not give comfortable and secure feel
Oregon 511AX Saw Chain Bench Grinder/Sharpener
Among the list of outstanding bench grinders, Oregon 511AX is a durable machine which is produced with high quality and a diversity of stunning features. As a result, we can use this one for frequent high volume change sharpening. This professional grinder now has earned its reputation for being made in Italy, thus, the buyers totally believe in the raw material and production procedure.
Moreover, you can reduce much time of sharpening since when you get familiar with the procedures, the grinder goes very fast. Furthermore, this product can last long even though you have used it many times. Therefore, I will highly recommend that you should purchase this wonderful item as well as introduce it to anyone who are in need.
- Powerful motor
- Deliver safety for users
- The instructions are quite hard and complex to understand
- The light is not bright enough for good visibility
- There is no statement about warranty time
- Quite expensive
I hope that all of my sharing related to the list of best bench grinder will be a great help and then, you will know exactly which brand is the suitable one for you. However, in case you have any queries or confusion about this topic, please feel free to contact me and we can discuss your issue immediately.