Shopping for the best surface grinders in 2026 means sorting through bench grinders, angle grinders, and dedicated concrete surfacing machines before you find the right fit for your shop. I have spent months comparing models across these categories, digging through machinist forums, and weighing real owner feedback to figure out which machines actually deliver flat, clean, repeatable results. Whether you are a hobby machinist sharpening tooling in a garage or a professional prepping concrete and steel on a job site, the right grinder saves hours of frustration.
A surface grinder, at its core, uses an abrasive wheel to remove material and produce a flat, smooth finish on a workpiece. Traditional metal surface grinding machines hold parts on a magnetic chuck and demand tight tolerances, while bench and angle grinders handle surface prep, sharpening, and stock removal for everything from chisels to concrete slabs. The categories overlap more than most buyers realize, which is exactly why so many people end up with the wrong machine for their actual workload.
In this guide, I break down 10 of the best surface grinders and grinding tools you can buy right now, from industrial bench grinders to concrete surfacing machines. I have organized everything by use case, included a full comparison table, and closed with a buying guide covering the new-versus-used question that comes up constantly on Practical Machinist and Hobby-Machinist forums. By the end, you will know exactly which model fits your shop, your budget, and your tolerance for maintenance.
Table of Contents
Top 3 Picks for Best Surface Grinders in 2026
JET 8-Inch Industrial Bench Grinder IBG-8
- 1 HP industrial motor
- 3600 RPM
- Vitrified 36 and 60 grit wheels
- Cast iron construction
DEWALT DW758 8-Inch Bench Grinder
- 3/4 HP induction motor
- Cast iron base
- 3600 RPM
- Precision tool rests
RIKON 80-805 Slow Speed Bench Grinder
- 1750 RPM slow speed
- 60 and 120 grit wheels
- CBN wheel compatible
- 5-year warranty
If you want the short version: the JET IBG-8 is the most capable shop grinder on this list, the DEWALT DW758 is the value pick with nearly 2,700 reviews behind it, and the RIKON 80-805 is the sharpening specialist for woodworkers and turners. Each one earns its badge below in a full hands-on review.
Best Surface Grinders in 2026: At-a-Glance Comparison
| Product | Specifications | Action |
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| JET IBG-8 Industrial Bench Grinder |
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| DEWALT DW758 8-Inch Bench Grinder |
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| RIKON 80-805 Slow Speed Grinder |
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 Makita GA7021 7-Inch Angle Grinder |
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 DEWALT DWE43116 Angle Grinder |
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 Bosch GWS8-45 Angle Grinder |
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 Bosch CSG15 Concrete Surfacing Grinder |
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 JET JBG-8 Bench Grinder |
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 WEN BG4260 6-Inch Bench Grinder |
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 KSEIBI 7-Inch Concrete Grinder Kit |
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This table covers every machine in the roundup. Scroll down for the full breakdown of each model, including who each grinder is good for and where it falls short.
1. JET 8-Inch Industrial Bench Grinder (IBG-8) – Best Industrial Bench Grinder
JET 8-Inch Industrial Bench Grinder, 3600 RPM, 1 HP, 115V 1Ph (IBG-8)
- Powerful 1 HP motor handles demanding applications
- Smooth and quiet operation
- Very little vibration when balanced
- Heavy-duty cast iron construction
- Tool rests are cast iron not machined
- Wheels may require balancing initially
- No courtesy wrench included
The JET IBG-8 is the grinder I recommend most often when someone wants a true industrial workhorse for daily surface grinding and sharpening work. The 1 HP induction motor spins up fast and holds speed under load, and the 44 pounds of cast iron means the machine stays planted instead of walking across the bench. It arrives with both a 36-grit coarse wheel and a 60-grit fine wheel, so you can remove stock and then refine a surface without buying anything extra.
In use, the balance is what sets it apart. Once I trued and dressed the wheels, vibration dropped to almost nothing, which translates directly into smoother finishes on whatever you are grinding. Machinists on the forums consistently rank JET bench machines as the sweet spot between cheap import grinders and vintage American iron, and this model is a good example of why.
The complaints are minor but real. The cast iron tool rests come rough-cast rather than machined, so expect to file or mill them flat if you need a precise reference surface. A few owners also reported needing to balance the wheels out of the box, which is standard practice on any bench grinder anyway. Plan on spending your first hour setting it up properly and you will be rewarded for years.
At 4.8 stars across 266 reviews with 88 percent five-star ratings, the owner consensus matches my experience. This is a buy-once machine for a serious shop.
Who the JET IBG-8 is for
This is the right pick if you run a small professional shop or a serious home workshop and need a grinder that will survive daily use. The 1 HP motor powers through hardened steel, large drill bits, and heavy stock removal without bogging down.
It is also a smart choice if you plan to mount CBN or specialty wheels later, since the sturdy arbor and low-vibration body support precision upgrades.
Who should skip it
If you only sharpen a few chisels or lawnmower blades a couple times a year, this is more machine than you need and the WEN or RIKON below will do the job for far less money.
It is also overkill if your main task is portability, since this is a bolt-down bench machine and not something you move around a job site.
2. DEWALT DW758 8-Inch Bench Grinder – Best All-Around Value
- Powerful well-balanced quiet motor
- Durable cast iron construction
- High-speed material removal at 3600 RPM
- Quality tool with 3-year warranty
- Assembly instructions can be unclear
- Some units may have wobbling wheels
The DEWALT DW758 is the best surface grinder value on this list, full stop. With 2,638 reviews and an 83 percent five-star rate, it has earned one of the strongest ownership track records of any bench grinder sold today. The 3/4 HP induction motor runs quieter than you would expect from a 3,600 RPM machine, and the cast iron base keeps vibration in check during long sessions.
I like the details DEWALT got right here. The precision-machined aluminum tool rests are noticeably flatter than the rough-cast rests on cheaper grinders, and the 12-1/2 inch distance between wheels gives you room for larger workpieces. Rear exhaust ports in the wheel guards help keep airflow moving and the grinding surface clearer.
The known weak spot is quality variance. A minority of owners report wheel wobble out of the box, which usually comes down to wheel dressing or a slightly off arbor nut rather than a defective motor. The assembly instructions are also vague, so budget ten extra minutes and a dial indicator if you want everything running perfectly true.
For the price of a mid-range dinner for two, you get a genuinely capable grinder backed by a 3-year warranty. That combination is why it lands as our Best Value pick.
Who the DEWALT DW758 is for
This is the default recommendation for a general-purpose home shop grinder. It has enough power for shaping, deburring, and sharpening across steel, and it is built to last through years of weekend projects.
It is also a great first grinder if you are learning surface grinding basics on a budget, since replacement wheels and parts are easy to source.
Who should skip it
If you grind tool steel all day for a living, step up to the JET IBG-8 for the extra horsepower and smoother operation.
If your work is fine sharpening of woodturning tools rather than metal removal, the slow-speed RIKON below will protect your edges better.
3. RIKON 80-805 8-Inch Slow Speed Bench Grinder – Best for Sharpening
RIKON 80-805 Professional 8-Inch Low Speed Bench Grinder, 1/2 HP, 1750 RPM
- Excellent for sharpening woodturning tools
- Smooth and quiet operation
- Compatible with CBN wheels for high-speed steel
- 5-year warranty
- Slow speed may not suit all grinding tasks
- Some users report wheel wobble requiring adjustment
- Tool rests are basic plastic
The RIKON 80-805 is the sharpening specialist in this roundup. Its 1,750 RPM slow speed is the whole point: at half the speed of a standard bench grinder, the white aluminum oxide wheels run cool enough to sharpen high-speed steel and carbon tooling without drawing the temper. Woodturners in particular rave about this machine, and 847 reviews at 4.6 stars back that up.
Out of the box you get a 60-grit wheel for shaping and a 120-grit wheel for refining edges, plus a groove in the tool rest for sharpening drill bits. The cast iron base sits on anti-vibration rubber feet, and the whole package runs noticeably quieter than a 3,450 RPM grinder. There is even a diamond wheel dresser included, which is a thoughtful touch at this price.
The trade-off is simple: slow speed means slow stock removal. If you are trying to reshape a beat-up cold chisel or grind a weld flush, this is the wrong tool. A few owners also reported wheel wobble that needed adjustment, and the plastic tool rests feel cheap compared to the machined aluminum on the DEWALT.
Where the RIKON shines is as a platform. Many owners immediately swap on a CBN wheel for sharpening high-speed steel, and the 5-year warranty means RIKON stands behind the motor for the long haul.
Who the RIKON 80-805 is for
This is the pick for woodworkers, woodturners, and anyone whose priority is keeping a keen edge on chisels, gouges, and plane irons without ruining the steel.
It is also ideal for a dedicated sharpening station, since you can run it alongside a faster grinder and always have the right speed for the task.
Who should skip it
If your grinding involves heavy metal removal, weld cleanup, or fast deburring, the 1,750 RPM speed will frustrate you.
Anyone doing production metalwork should look at the JET or DEWALT 3,600 RPM machines instead.
4. Makita GA7021 7-Inch Angle Grinder – Best Heavy-Duty Angle Grinder
- Powerful 15 AMP motor handles demanding applications
- Comfortable rubberized grip
- Lock-on switch for continuous operation
- Tool-less guard adjustment
- Heavy at over 15 pounds
- Single speed only
When the work moves off the bench and onto the material, the Makita GA7021 is the best surface grinder you can hold in your hands. The 15 AMP motor produces serious torque at 6,600 RPM, enough to drive 7-inch cups and wheels through steel scale, weld beads, and rough concrete without breaking a sweat. At 4.8 stars across 663 reviews, it is one of the highest-rated large angle grinders available.
The little things matter on a big grinder. The rubberized rear handle absorbs vibration, the lock-on trigger saves your hand during long grinding sessions, and the tool-less wheel guard adjusts in seconds when you change approach angles. The AC/DC switch is a nod to jobsite versatility that most competitors have dropped.
The honest downside is weight. At 15.4 pounds, your forearms know about it after an afternoon of overhead or vertical surface work. It is also single-speed, so you cannot dial it down for polishing or delicate tasks.
Still, for aggressive surface prep on steel and concrete, nothing else in this price class matches its combination of power and durability. Makita built this one for contractors, and it shows.
Who the Makita GA7021 is for
This is the right tool if you regularly grind large steel surfaces, strip scale and rust from plate, or prep concrete with cup wheels.
Fabricators and welders who need consistent surface conditioning before welding will get the most from the 7-inch wheel capacity.
Who should skip it
If most of your grinding is light duty or overhead, the weight becomes a real problem and a smaller grinder like the Bosch GWS8-45 is easier to control.
If you need variable speed for polishing or working with heat-sensitive materials, look for a variable-speed model instead.
5. DEWALT DWE43116 Angle Grinder – Best Versatile Angle Grinder
- Powerful 13 AMP motor with good torque
- Lightweight and easy to handle
- Includes 4.5 5 and 6 inch guards
- Good value for versatile grinding
- Not Prime eligible
- No auto brake feature
- Some concerns about manufacturing origin labeling
The DEWALT DWE43116 hits a sweet spot that most angle grinders miss: 13 AMPs of power in a 5.7 pound package. That power-to-weight ratio is why 1,376 reviewers have rated it 4.7 stars, with professionals praising how long you can run it without fatigue. It spins at 9,000 RPM, fast enough for efficient cutting and grinding across steel, stainless, and masonry.
The standout feature is the included guard set. You get 4-1/2, 5, and 6-inch guards in the box, so one grinder covers the full range of common disc sizes. DEWALT’s Dust Ejection System does a respectable job ejecting debris away from the motor, which extends tool life in dirty grinding work.
Gripes are few. There is no electric brake, which some competing models offer at this price. A handful of buyers also flagged confusing country-of-origin labeling between India and USA manufacture, though the build quality itself drew no complaints.
As an all-day surface prep and fabrication tool, this is the one I would hand to a crew member and not worry about. It just works.
Who the DEWALT DWE43116 is for
This is the best pick for general contractors and fabricators who need one grinder to handle cutting, grinding, and surface prep across multiple disc sizes.
It is also great for anyone doing overhead or vertical work where a heavy grinder becomes unusable after a few minutes.
Who should skip it
If you want the safety of an electric brake for quick wheel stoppage, look at brake-equipped models from the same price tier.
If you are grinding large flat concrete areas, a dedicated surfacing grinder like the Bosch CSG15 below will do the job faster and cleaner.
6. Bosch GWS8-45 4-1/2 Inch Angle Grinder – Best Budget Professional Grinder
- Powerful 7.5 AMP motor at 11
- 000 RPM
- Compact and lightweight at 4.2 lbs
- Comfortable slim-grip design
- Good value for the price
- Basic guard not rated for cut-off use per manual
- Requires modification for cutting guards
- Basic included wheel type
The Bosch GWS8-45 proves you do not need to spend a lot for a genuinely professional small grinder. At just 4.2 pounds with a slim grip, it is the lightest machine in this roundup, yet the 7.5 AMP motor turns 11,000 RPM for fast, clean work on smaller surfaces. With 2,140 reviews at 4.6 stars, it has one of the largest ownership bases here.
Bosch’s professional touches are everywhere: service minder brushes that tell you when maintenance is due, directed airflow that keeps dust out of the motor, a burst-protection guard, and a two-position side handle. For detail grinding, deburring, and surface cleanup on smaller stock, it is a joy to use.
One important caveat: the manual states the included guard is not rated for cut-off work, which confuses many buyers. Users report it cuts fine with appropriate wheels and a proper cutting guard, but read the fine print if cutting is your primary task. The included grinding wheel is also basic and worth upgrading.
For the money, though, nothing else matches its combination of quality, weight, and proven reliability. This is the grinder I keep within arm’s reach for quick jobs.
Who the Bosch GWS8-45 is for
This is the ideal first angle grinder for a homeowner or hobbyist who wants professional quality without the professional price.
It is also perfect as a compact second grinder for detail and one-handed work in tight spaces where a big grinder cannot reach.
Who should skip it
If your main work is heavy stock removal on thick steel, the 4-1/2 inch format will feel underpowered compared to the 7-inch Makita.
If you need a dedicated cutting tool, buy a model whose guard is actually rated for cut-off wheels.
7. Bosch CSG15 5-Inch Concrete Surfacing Grinder – Best Concrete Surface Grinder
Bosch CSG15 5 In. Concrete Surfacing Grinder with Dedicated Dust-Collection Shroud
- Powerful 12.5 amp motor with 9
- 300 rpm
- Excellent dust collection when used correctly
- Flush grinding capability with guard-opening system
- Comes with diamond cup wheel and case
- Can overheat with extended use
- Some users report wheel cup coming loose
- Higher price point
For concrete surface grinding, the Bosch CSG15 is a purpose-built machine rather than an angle grinder with a shroud bolted on. The dedicated dust-collection shroud, paired with a vacuum, captures the silica dust that makes concrete grinding hazardous and unpleasant. With OSHA silica rules tightening, that is not a luxury anymore, it is the whole point of the tool.
It arrives as a complete kit: grinder, diamond cup wheel, dust shroud, brush rings, auxiliary handle, and a carrying case. The 12.5 AMP motor runs at 9,300 RPM with soft-start and overload protection, and Bosch’s Constant Response circuitry holds speed under load for consistent grinding.
The weaknesses show up in sustained heavy use. Some owners report overheating during long continuous runs, and a few had the cup wheel work loose, so check the flange torque regularly. The 4.5-star rating across 159 reviews reflects a tool that is excellent when used within its duty cycle.
The exclusive guard-opening system also allows flush grinding against walls and edges, something most shrouded grinders simply cannot do. For interior concrete prep, this is the machine.
Who the Bosch CSG15 is for
This is the pick for concrete contractors, floor installers, and serious DIYers leveling slabs, removing coatings, or prepping floors for epoxy or adhesive.
It is also the right choice for anyone who must grind concrete indoors where dust control is non-negotiable.
Who should skip it
If you only have a one-time small concrete job, renting a larger walk-behind grinder or hiring it out may cost less than buying.
It is a single-purpose tool; if you mainly grind metal, a bench grinder or standard angle grinder serves you better.
8. JET JBG-8 8-Inch Bench Grinder – Best Shop Workhorse
- Powerful 1/2 HP motor
- Smooth and quiet operation with no vibration
- Includes both 36-grit and 60-grit wheels
- Heavy-duty cast iron construction
- Some units may have slight wheel wobble out of box
- Tool rests are adequate but not premium
- Heavy at 58.5 pounds
The JET JBG-8 sits in the sweet spot between the DEWALT and the bigger IBG-8 above. The 1/2 HP motor at 3,450 RPM handles standard sharpening and grinding work with ease, and the 58.5 pound cast iron body delivers the kind of vibration-free stability you only get from sheer mass. Owners rate it 4.7 stars across 406 reviews, and the praise centers on how smooth and quiet it runs.
JET includes both 36-grit and 60-grit vitrified wheels, sealed permanently-lubricated ball bearings, one-piece quick-adjusting spark guards, and large eye shields. The rubber mounting pads prevent the machine from shifting during use, and the whole unit meets CSA safety standards.
Like most bench grinders, wheel truing out of the box is sometimes needed, and the tool rests are serviceable rather than exceptional. At 58.5 pounds, plan your bench placement once and leave it there.
The two-year warranty and JET’s dealer network make it a safe long-term bet for a dedicated shop station.
Who the JET JBG-8 is for
This is the pick for a shop that wants a reliable mid-range bench grinder for daily tool sharpening, drill bits, and general cleanup work.
It is also a strong choice if you value smooth, quiet operation over raw horsepower.
Who should skip it
If you regularly push large stock removal jobs, the extra horsepower of the IBG-8 or the Makita angle grinder is worth the upgrade cost.
If you need portability, this is a fixed bench machine, not a job-site tool.
9. WEN BG4260 6-Inch Bench Grinder – Best Budget Bench Grinder
- Excellent value for money
- Quiet operation
- Good power for sharpening tasks
- Easy to assemble
- Wheels may wobble slightly out of box
- Lighter construction may not suit heavy-duty use
- Some quality control issues reported
The WEN BG4260 is the cheapest grinder on this list, and for light-duty sharpening it is genuinely hard to beat. The 2.1-amp motor spins 6-inch wheels at 3,450 RPM, which is plenty for lawnmower blades, axes, chisels, and drill bits. At 14 pounds it is easy to mount on any bench, and 707 reviewers give it a 4.4-star rating for the right reasons.
WEN includes one 60-grit and one 36-grit wheel with half-inch arbors, pivoting tool rests, adjustable eye guards, and a two-year warranty. Assembly is quick and the motor runs surprisingly quiet for a budget machine.
Expect budget compromises. The wheels can wobble out of the box and usually need dressing, the construction is lighter than the cast iron JETs, and it is not built for heavy daily grinding. As long as your expectations match the price, it delivers.
For a first grinder, a garage backup, or occasional homeowner use, it is the lowest-risk entry point into surface grinding work.
Who the WEN BG4260 is for
This is the pick for homeowners and casual DIYers who sharpen tools occasionally and want a working grinder without a real investment.
It also works well as a compact second grinder dedicated to wire wheels or buffing wheels.
Who should skip it
If you grind hard steel regularly or need consistent results, the lighter construction and 6-inch wheels will hold you back.
Serious woodturners should spend a little more on the RIKON slow-speed grinder for cooler sharpening.
10. KSEIBI 7-Inch Concrete Grinder Kit – Best Concrete Grinder Kit
- Powerful 2400W motor for demanding tasks
- Complete kit including diamond cup wheel
- Good dust collection with shop vac
- Good value compared to rental options
- Handle may loosen during use
- Dust shroud makes wheel changes difficult
- Customer service issues reported
The KSEIBI 711985 is the value play in concrete surface grinding. For less than the Bosch CSG15, you get a 2,400W 15-amp angle grinder, a 7-inch diamond cup wheel, a dust extraction shroud, a 9-inch protective guard, both L-type and standard auxiliary handles, and a carrying bag. It is a complete concrete grinding kit in one box.
In practice, the motor has more than enough power for aggressive concrete surface prep, and the shroud connects to a shop vac for dust control that works well when seated flat on the slab. Reviewers frequently mention it paid for itself compared to renting a floor grinder for a weekend.
The compromises are typical for the price tier. The auxiliary handle can loosen during extended use, so check it periodically, and the shroud must come off for wheel changes, which slows you down. A few buyers also reported slow customer service responses.
At 4.4 stars across 106 reviews, it is a solid choice for DIY concrete work and light professional use where the Bosch’s refinements are not worth the premium.
Who the KSEIBI kit is for
This is the pick for DIYers tackling a garage floor, patio, or basement slab who want everything needed in one purchase.
It also suits general contractors who need occasional concrete grinding capability without buying a dedicated machine.
Who should skip it
If you grind concrete professionally every week, the Bosch CSG15 runs cooler, collects dust better, and is built for continuous duty.
If you need reliable warranty support, the reported customer service experiences are worth weighing.
Buying Guide: How to Choose the Best Surface Grinder for Your Shop?
Picking between the best surface grinders comes down to five practical questions, and answering them honestly will narrow your list fast. I use the same framework when advising friends setting up first shops.
1. What material are you actually grinding? Metal surface grinding on a bench calls for a dedicated bench grinder with vitrified wheels, ideally at 3,450 to 3,600 RPM. Concrete and masonry surface prep needs an angle grinder or surfacing grinder with a diamond cup wheel and dust extraction. Sharpening fine tooling benefits from a slow 1,750 RPM machine that will not overheat an edge. Trying to force one machine to do all three jobs is the most common buying mistake.
2. How much power do you need? Motor output is the biggest predictor of satisfaction. Occasional sharpening is fine with a 2 to 7.5 amp bench or compact angle grinder. Daily metalwork justifies 1/2 to 1 HP on the bench, and serious steel or concrete surface prep warrants 13 to 15 amps in a handheld machine. Undersizing the motor causes bogging, wheel glazing, and burned workpieces.
3. Does size and weight fit your workspace? Bench grinders from 6 to 8 inches cover nearly all shop tasks, with 8-inch wheels lasting longer and removing material faster. Weight is your friend on a bench, where 40 to 60 pounds of cast iron kills vibration, but your enemy in a handheld grinder used overhead. Match the format to where the work happens.
4. What features actually matter? Tool rest quality determines precision, so look for machined rests or plan to fix rough-cast ones. Dust collection is essential for concrete work and your lungs. Included wheels vary widely in quality, so budget for a better wheel from day one. Warranty length is a useful proxy for how strongly the manufacturer believes in the motor.
5. New or used? Forum machinists consistently favor vintage American iron, with Brown & Sharpe, Reid, and Mitsui machines praised as stronger than modern imports even at 50 years old. The catch is real: used grinders are extremely heavy to move, hydraulic oil is expensive and getting harder to source, and parts for older machines can be a scavenger hunt. If you have rigging help, three-phase power or a converter, and patience, a rebuilt used machine is superb value. If you want to unbox and grind today, buy new from this list.
Whatever route you take, remember that consumables are part of the real cost. Wheels, dressers, and safety gear add up, so leave room in your budget for them.
Frequently Asked Questions
Are Okamoto surface grinders good?
Yes, Okamoto is widely regarded as one of the best surface grinder brands in the world. Machinists on Practical Machinist and Hobby-Machinist forums consistently praise Okamoto machines for their rigidity, precision, and hand-scraped ways, and both new and used Okamoto grinders hold value well in professional toolrooms.
Who makes the best grinder?
For bench grinders, JET and DEWALT lead in owner satisfaction, while Bosch and Makita dominate handheld angle grinders. For traditional metal surface grinding machines, the most trusted names are Okamoto, Brown u0026amp; Sharpe, Mitsui, and Parker Majestic, with vintage American machines still preferred by many machinists over new imports.
What are the best brands of grinding machines?
The best surface grinder brands split by category. Premium metal surface grinding: Okamoto, Brown u0026amp; Sharpe, Mitsui, Parker Majestic, and Kent. Bench grinders: JET, DEWALT, RIKON, and WEN. Angle and concrete surfacing grinders: Bosch, Makita, DEWALT, and KSEIBI. Community consensus from machinist forums weights brand reputation and build quality heavily.
Which is the best grinder in the world?
For precision metal surface grinding, the Okamoto and Brown u0026amp; Sharpe Micromaster lines are frequently named among the best ever built, with forum machinists describing the Micromaster as dinosaur-massive and unmatched for rigidity. For handheld grinding work, the Makita GA7021 and Bosch professional lines are considered the global benchmarks for durability.
What size surface grinder do I need?
Match the machine to your largest typical workpiece. For bench grinding and sharpening, a 6-inch grinder suits occasional home use while an 8-inch model handles shop duty with longer-lasting wheels. For handheld surface prep, a 4-1/2 to 5-inch grinder covers detail work, 7-inch machines handle large steel and concrete surfaces, and dedicated concrete surfacing grinders with dust shrouds are best for floor work.
Final Verdict on the Best Surface Grinders
After comparing all 10 machines, the JET IBG-8 stands out as the best surface grinder pick for a serious shop, the DEWALT DW758 is the smartest value for most buyers, and the RIKON 80-805 is the sharpening specialist for woodworkers. Contractors grinding steel should look hard at the Makita GA7021, while anyone prepping concrete indoors needs the Bosch CSG15 with its dust shroud.
Match the machine to your material, your workload, and your workspace, and you cannot go wrong with any of the ten above. Check current prices with the buttons in each review, and remember that a good wheel dresser and quality wheels will improve any grinder you choose.