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Sharpening Stones

Difference in Sharpening Stone Materials
Understanding The Differences In Materials The three most common types of sharpening stones are oil stones, water stones, and diamond stones. Each of these stones has its own advantages that can help users achieve their sharpening goals. Oil S......
Understanding Sharpening Stones
Any type of sharpening stone, no matter what material, is intended to abrade or cut the metal you are sharpening. Depending upon the type of stone you choose, you can get very different results. The coarser the stone, the faster it cuts. However, c......
Selecting the Right Sharpening Stone Video
Selecting a sharpening stone can be difficult unless you understand the differences in stone materials. This short video will walk you through the advantages and disadvantages of various sharpening stones so you can find the best stone for your need......
Is a Translucent Stone Really Translucent?
The Hard Translucent Arkansas Stone is actually translucent. We've put it to the test to remove any doubts. Hard Translucent Arkansas Stone with Flashlight To demonstrate the translucent properties of this stone we simply turned off the lights an......
DMTĀ® and Diamond Stone FAQ
Are diamond stones really made of diamond? Yes, our DMT® diamond stones are made of diamond. However, these monocrystalline diamonds are not useful as jewelry. The largest and coarsest diamonds in the DMT® sharpening line are 60 microns in......
Why Use DMT Diamond Sharpeners
Why sharpen with DMT diamonds? The diamond is recognized as the hardest, most durable substance in the world. This uncompromising crystal gives DMT Diamond Sharpeners their durable construction, outlasting conventional sharpeners and offering unsu......
Common Mistakes When Selecting a Sharpening Stone
Choosing only a fine stone The temptation to only purchase a finer stone for all your sharpening needs is tempting. It is the number one mistake that beginners tend to make when selecting a stone. The theory that you can just spend a few more min......
Should I get a DuoSharp or a Dia-Sharp Diamond Stone?
Should I Get Interrupted Surface or Continuous Surface Stones? DMT Diamond Stones are available in two main varieties, the Interrupted Surface found on their 6" and 8" Whetstones and DuoSharp stones, and the Continuous Surface found on their Dia-......
DMTĀ® Diamond And Ceramic Color Coded Grit Chart
Extra-Extra Coarse (XX)Silver - 120 micron - 120 meshExtreme repair of a very damaged edge. Extra Coarse (X)Black - 60 micron - 220 meshFor aggressive removal of metal on damaged tools. Useful on garden tools, axes, lawnmower blades, plane s......
Sharpening Stone Grit Chart
Our Sharpening Stone Grit Chart After discussing the topic of grit coarseness and fineness we decided to come up with our own chart. Since one person's "fine" and one manufacturers "fine" may mean something completely different we established......
What is a carborundum Stone?
If you've only been around sharpening for a few years, you've probably never heard of a carborundum stone. It isn't that these stones don't exist, it is because the current popular language doesn't use the term carborundum to refer to the silicon car......
What is an India Stone?
An India Stone is made from the man-made abrasive aluminum oxide. The term India Stone is a trade name for Norton's Aluminum Oxide sharpening stones. Norton's India stones are orange, tan or brown in color. This distinguishes them from Norton's Cryst......
Common Beginner Mistake: Only Using a Fine Stone
Common Beginner Sharpening Mistake: Using only a Fine Stone We work with beginning sharpeners on a daily basis. The most common mistake beginners tend to make is skipping the coarse grits and going straight to fine grits. Fine grits sharpen man......
How To Flatten a Waterstone
Why do I need a flat waterstone? Waterstones sharpen very fast because the binder that holds them together breaks down quickly constantly exposing fresh grit. While this results in faster sharpening, it also means that the stone wears relatively ......
Selecting a Lapping Plate for Waterstones
What is a lapping plate and why do I need one? A lapping plate or flattening stone is a coarse stone used to flatten other sharpening stones. In order to keep flat and straight edges on cutting tools, it is necessary to have a flat stone to sharp......
Selecting a Coarse Stone for the Woodworking Shop
What is a coarse stone and how is it used? Coarse stones are sharpening stones in the 150 to 325 grit range, with abrasive particles of about 45 to 100 microns in size. These stones provide aggressive cutting action allowing for fast material remo......
Understanding Honing Compound
What is honing compound? Honing compound is extremely fine abrasive used in the final polishing stages of sharpening. These abrasives are sometimes loose, but are usually held in a medium like a wax bar, a paste or a spray. The particles in our s......
Should I Use My Sharpening Stones Wet or Dry?
Which is better, wet or dry sharpening? Or, put another way, "Do I need to use water/oil with my sharpening stones?" This is a question that comes up regularly here at Sharpening Supplies. Conventional wisdom says that using water or oil with a sh......
Recommending Sharpening Stones for the Beginner
What sharpening stones should I start with? We get asked regularly to recommend stones for the beginning sharpener. Everyone wants to get stones that will be of the most practical use. No one wants to waste money on something they will have to repla......
8" Dia-Flat 95 New Lapping Plate
What is your most economical Diamond Lapping Plate? Looking for the best lapping plate available for your valuable waterstones, but also looking for some more budget friendly? Consider our exclusive new lapping stone from DMT, the 8" Dia-Flat 95. ......
DMT Lapping Plate Comparison Chart
DMT Lapping Plate Comparison Chart   Dia-Flat Lapping Plate Dia-Flat 95 Lapping Plate 8" Dia-Flat 95 Lapping Plate Length 10" 25.5cm ......
What is the difference between ceramic stones and ceramic water stones?
This is definitely a source of confusion for people looking through the available types of sharpening stones. While ceramic stones and ceramic water stones sound similar, they are not the same thing. In our Sharpening Glossary we define the two types......
Arkansas Stone FAQ's
Are Arkansas Stones natural or man made? Arkansas Stones are natural stones. The stones we offer are quarried, graded and milled to shape in the US. How do the grits of Arkansas Stones Compare to each other? Arkansas Stones are graded not by g......
What Grit is a Norton Fine, Medium and Coarse?
Norton makes a number of stones in a Fine, Medium and Coarse grit. But those grits are seldom stated in terms of the actual grit. Based on our experience and referencing their documentation, we have determined the grits. Interestingly, Norton produce......
What grit is a Hard Black Arkansas Stone?
I've purchased a Hard Black Arkansas Stone, can you tell me the grit? I've read it could be anywhere from 1200 grit, to as high as 4000 grit. The reason I ask is because on some softer steels I never seem to get the edge I'm expecting. Could it be t......
Thank you so much for your unbelievably quick service and delivery. I placed my order online and within pretty much one day the package is waiting on my door step. My order was also filled perfectly, no mistakes. I sure know where I will be purchasing all my sharpening supplies in the future. Great business practice you have. Please never change it.
James W, Aldan, PA