We consider a 300 grit diamond stone to be a worthy investment in the long run. Let’s take you step by step, type by type, and find the best 300 grit diamond stone for you.

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Our Top Picks:

Best Overall: Buy: Trend Great Stone READ REVIEW

Best With Consistent Performance: Buy: Dmt Diamond Machining Technology 300 Grit Diamond Stone READ REVIEW

Best For Good Deal: Buy: Shapton 300 Grit Diamond Stone READ REVIEW

Best For Honing: Buy: Ultrasharp Diamond Sharpeners 300 Grit Diamond Stone READ REVIEW

Best For Woodworking: Buy: Trend 300 Grit Diamond Stone READ REVIEW

Best For Ceramic Knives: Buy: Ultrasharp Diamond Sharpeners Diamond Stone READ REVIEW

Best For Pocket Knife: Buy: King 300 Grit Diamond Stone READ REVIEW

Best For Router Bit: Buy: Mpower 300 Grit Diamond Stone READ REVIEW

Best For Long Life: Buy: Artilife 300 Grit Diamond Stone READ REVIEW

Best With Whetstone: Buy: Erfo 300 Grit Diamond Stone READ REVIEW

Best Overall: Trend Great Stone

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The Trend Great Stone is long-lasting, rigid and fits well with your regular use like a dream. The trend great stone cuts well, is great for blade edges and it sharpens very well. Make sure this fits by entering your model number. In addition, it is best for very high quality, is stay flat and it is synthetic.

The stone is great for customer service, is highly recommended and it cuts nicely. Finally, the trend great stone feels solid and it is great for top quality.

Most buyers quickly discovered that the stone is great. In fact, it gets better with age. Further, a few also found that the stone is why one can only quote the flatness of the substrate accurately. Moreover, a few say that the grit is great edge on plane irons, chisels, and knives. In short, buyers found this to be one of the best grit for daily purposes.

• This comes with what they call a cleaning block.
• It is green, it is worth the money and has great style.
• If you're looking for a versatile flattening/lapping plate, look no further.
• This can be used by thousands of extremely happy users.

Best With Consistent Performance: Dmt Diamond Machining Technology 300 Grit Diamond Stone

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The DMT diamond machining technology 300 grit diamond stone's superior materials makes sure that it ages well with use. The DMT diamond machining technology 300 grit diamond stone is built with good products and it works for large size. Make sure this fits by entering your model number. This precisely engineered diamond stone assures consistent, even sharpening every time and accommodates a range of edges.

The stone is more precise, is positive and it is nice for axe. Most importantly, the DMT diamond machining technology 300 grit diamond stone is needed dry or with water.

Most buyers find that the stone looked like someone, who had used it before. In addition, they strongly agree that the stone will settle down to be an effective 4000 grit stone, which is very handy for a diamond stone. Moreover, a few also found that the stone grit based whetstone is totally different at the microscopic physics level. In conclusion, for almost all customers, it was what they were looking for.

• This is probably all most people would need.
• This has done its job beautifully.
• This extra - extra coarse " stone " speeds up the process quite nicely.
• This is great for fixing up old neglected tools or yard sales.

Best For Good Deal: Shapton 300 Grit Diamond Stone

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Compared with other stones in this category, the Shapton 300 Grit Diamond Stone has a convenient design. The shapton 300 grit diamond stone is based largely on two properties. Leave a polished surface free of the scratches, creating a mirror - finished, razor sharp edge. Further, it is best for a good deal, is get it flat and it is green.

Above all, the shapton 300 grit diamond stone removes material quickly, The time required to hold a tool angle on the stone is reduced, making free hand sharpening much easier.

Almost all customers opine that the stone is known by another name, wootz, and has only recently been recreated. Further, they say that the grit made in Japan would be your best bet. Also, they say that this stone * needs * high quality steel with a tight grain structure to really show off its quality, so a carefully forged damascus blade of either variety would be an excellent choice. In conclusion, many customers have used the grit for more than a few months without any complaints, and it shows no sign of giving up.

• The added beauty of this stone is no pre - soak either.
• As it provides a secure platform and protects your stone when in use.
• This is easy to flatten and it cuts very quickly.
• The technique is both for free - han sharpening and stone flattening.

Best For Honing: Ultrasharp Diamond Sharpeners 300 Grit Diamond Stone

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We would, of course, be remiss if we didn't mention Ultrasharp Diamond Sharpeners 300 Grit Diamond Stone for regular usage. The ultrasharp diamond sharpeners 300 grit diamond stone is used for a good buy and it is very good. Extremely fast 300, 600 and 1200 gritdiamond sharpening stones. Moreover, it is made in great size, is green and it makes for a great company.

Finally, the ultrasharp diamond sharpeners 300 grit diamond stone is easy to sharpen and it is worth the price.

Most buyers quickly discovered that the stone is great for knives, chisels and other small edged tools. Further, a few say that the stone works well, but fast to get a heavily damaged blade back to useable.

• This can be for customer service and it works well.
• This is great in conjunction with a leather strop and polishing compound.
• These take quite a bit longer to sharpen and have noticeable wear.
• This fits perfectly, is perfect for pocket knifes and it is great for a great price.

Best For Woodworking: Trend 300 Grit Diamond Stone

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We would, of course, be remiss if we didn't mention the Trend 300 Grit Diamond Stone for regular usage. The trend 300grit diamond stone is that anyone can sharpen tools easily in a matter of seconds to a razor sharp edge with the right product and correct instruction. A double - sided credit card size slip stone for woodworking, engineering, gardening, outdoor pursuits, catering and domestic sharpening. Further, the stone works as advertised and it is convenient.

The grit is very impressive and it right away. In addition, it is great for sharping, is used for lathe tools and it has lapping fluid. Most importantly, the trend 300 grit diamondstone has been the uk’s number 1 seller of industrial diamond whetstones since 2001, culminating in the 2006 award of "excellence in engineering" in the uk.

Almost all customers found that the stone is much thicker and more durable than some of the flimsy ones out there. In addition, they strongly agree that the stone is an industrial diamond embedded into this plate. Further, a few also found that the stone was as good as the ad claims it would be. So, customers were very happy to recommend it to friends and would-be buyers.

• Ideal for carbide and high tools.
• Double sided means you need only one stone - not several grades.
• This is great for sharpening easy wood carbide inserts & router bits.
• This is the only type of material that can sharpen carbide edge tools.

Best For Ceramic Knives: Ultrasharp Diamond Sharpeners Diamond Stone

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Ultrasharp Diamond Sharpeners line of stone comes in a pretty wide variety of styles, so you can definitely find one that suits your individual preferences and needs. The Ultrasharp Diamond Sharpeners Diamond Stone cuts well and it is great for diamond stones. The Manufacturer says: Ultrasharp diamond sharpening stones are the best value we've ever seen in a diamond sharpener. The combination of these features makes the stones reliable, durable and of exceptional value.

Above all, the ultrasharp diamond sharpeners diamond stone is designed for top notch and it is highly recommend.

Almost all buyers quickly discovered that the stone is a huge improvement over conventional stones. Moreover, a few also found that the grit has a lifetime, No questions were asked about the warranty. In addition, they also found that the grit will stay that way for the life of the stone.

• This stone is so easy to use and yields a beautiful edge.
• This is a great diamond plate for a very reasonable price.
• It is made well, cut very nice and it is worth the money.
• Coarse 300 grit. Precision flatness guaranteed.

Best For Pocket Knife: King 300 Grit Diamond Stone

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Best part: King 300 grit diamond stone costs comparatively little and it is available to ship in 24 hours. The King 300 Grit Diamond Stone is very happy and it is blue. Make sure this fits by entering your model number. In addition, the grit saves time and it is super fast.

The stone is designed for a chef 's knife and it is perfect for great quality. Lastly, the king 300 gritdiamond stone is really nice and it is good for abrasive material.

Almost all buyers found that the grit is an amazing performing stone, regardless of its exceptional value. In addition, they strongly agree that the stone will make an edge that can easily cut hair. And, they strongly agree that the sigma power is a harder stone, does not dish as readily, but the feedback is not great for flattening plane blade backs, for instance, and it loads up quickly in those cases. In short, buyers found this to be one of the best grit for daily purposes.

• This will dish very quickly.
• This is made from some type of stamped Japanese stainless steel.
• This is a great stone at any price, but an exceptional value at under $30.
• This is great for removing chips or reshaping and at a damn good price.

Best For Router Bit: Mpower 300 Grit Diamond Stone

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We would, of course, be remiss if we didn't mention Mpower 300 Grit Diamond Stone for daily usage. The mpower 300grit diamond stone comes with a clever removable grip and Mpower’s 5 year guarantee. The manufacturer says: It features our protected freestyle diamond recess and combines unparalleled abrasion rate, outstanding durability and ergonomics. The world ’s first diamond stone specifically designed to sharpen router bits.

Above all, the mpower 300 grit diamondstone works as advertised and it works better.

One customer says - "Cheaper than one set of blades so it already paid for itself. ". Almost all buyers quickly discovered that the grit works well for sharpening, plus it is good for touch-up on jointer blades. To sum up, most customers call the stone suits best, and no one questions it.

• This is portable and it is easy to hold.
• Good brand reputation.

Best For Long Life: Artilife 300 Grit Diamond Stone

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The Artilife 300 Grit Diamond Stone might be a relatively new release, but it's still nothing short of impressive this year, thanks to multiple price cuts and added new features over the past few iterations. Moreover, it is made of high quality iron, The surface is a layer of electroplated diamond grit, making it easy to use. Diamond stones will sharpen your tools faster and more efficiently than any other type of sharpening stone. Lastly, the artilife 300 grit diamond stone is good to go, It is stable and has a great design.

"The dual - aided diamond stone performed beautifully. " - says, one customer. In conclusion, many buyers have used the grit for more than a few months without any issues, and it shows no sign of giving up.

• 【Package included】1 x diamond sharpening stone.
• It has a long life and is easy to maintain.
• Delivers what they promise.

Best With Whetstone: Erfo 300 Grit Diamond Stone

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We would, of course, be remiss if we didn't mention Erfo 300 Grit Diamond Stone for regular usage. The erfo 300 grit diamond stone is easier to maintain than other whetstone. You can use it to sharpen any blade, such as kitchen knife set, chef's knife, steak knife, sontoku knife, paring knife, wood chisels, jade, etc. The sharpening stone kit uses high - quality abrasives and adopts lector diamond plating technology, which is more strong and durable than waterstone.

The stone is suitable for fine grinding, it is with fine workmanship and has a double-sided design. Lastly, the erfo 300 grit diamond stone has improved blade sharpness and has a dual grit design.

• After sharpening, you need to clean the knife before cutting.
• This has a long service life and can be used for a long time.
• This can effectively solve the problem of blade passivation, collapse, curling edge, etc.
• This has a broad range of applications.