Diamond Whetstone™ Models

The DMT® signature polka dot pattern diamond stone conveniently sized for toolbox, glove box or drawer can handle a variety of edges and tools!

Mini Diamond 70mm Diamond Whetstone - Coarse
$10.59
- Quick edge repair anytime and anywhere
- Coarse diamond to restore a dull edge
- Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
- No oil needed, sharpen dry or with water
Model: W7C

Size: 2-11/16" in. x 3/16" in. x 15/16" in.
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Mini Diamond 70mm Diamond Whetstone - Extra-Fine
$10.59
- Quick edge repair anytime and anywhere
- Extra-Fine diamond to polish and refine an edge
- Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
- No oil needed, sharpen dry or with water
Model: W7E

Size: 2-11/16" in. x 3/16" in. x 15/16" in.
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Mini Diamond 70mm Diamond Whetstone - Fine
$10.59
- Quick edge repair anytime and anywhere
- Fine diamond for honing a razor sharp edge
- Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
- No oil needed, sharpen dry or with water
Model: W7F

Size: 2-11/16" in. x 3/16" in. x 15/16" in.
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Mini Diamond 70mm Diamond Whetstone - Extra-Coarse
$10.59
- Quick edge repair anytime and anywhere
- Extra-Coarse diamond to repair highly damaged edges
- Sharpens knives faster than conventional stones with DMT's micronized monocrystalline diamond surface
- No oil needed, sharpen dry or with water
Model: W7X

Size: 2-11/16" in. x 3/16" in. x 15/16" in.
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Extra Extra Coarse
Aggressive edge repair when bringing a tool back from what looks like the end of life - a safe alternative to powered grinding.
Recommended for extreme stock removal to repair a much damaged edge or to quickly change a bevel angle. This grit is a safe alternative to power grinding, cutting quickly without heat build-up that can ruin tool temper. Unless the stone is designated Dia-Flat ®, do not use for lapping. Size: 120 micron (120 mesh). Color code: silver.
Extra Coarse
Use to rapidly repair damaged or real rough edge.
Recommended for aggressive removal of metal on damaged tool or for heavy-duty outdoor tools such as axes and Iawn mower blades. This grit is commonly used as the first step in flattening the backs of chisels and plane irons and for rapid stock removal from a chipped or damaged edge. Unless the stone is designated Dia-Flat ® do not use for lapping. Size 60 micron (220 mesh). Color code: black.
Coarse
Transforms a dull edge to cutting condition.
Quickly restores a dull edge to cutting sharp. Customers that desire cutting fast action without worry of edge refinement often use our coarse models. Unless the stone is designated Dia-Flat ®, do not use for lapping. Size: 45 micron (325 mesh). Color code: blue.
Fine
Use to put a great edge on slightly dull knives or tools
Restores to a fine edge any knife or tool that is slightly dull. Many of our customers consider the fine grit to be a medium/all purpose sharpener. Professional Chefs and gourmet cooks work through to our finer grit models. For woodworkers and sportsman who are stepping through the grits, it's edge refinement step done before micro beveling and polishing. Size: 25 micron (600 mesh). Color code: red.
Extra Fine
Gives everything a polished and razor sharp edge.
Refine knife or tool edge to razor sharp perfection.
Size: 9 micron (1200 mesh). Color code: green.
Extra Extra Fine
For the edge enthusiast who wants the ultimate edge.
Provides the finest grade micronized bonded diamond abrasive available anywhere for the ultimate edge refinement, achieving quick stock removal with millions of diamond cutting edges. Prior to break-in, using the extra-extra find diamond will result in a matte to shiney finish (scratch pattern evident) on your edge or bevel; once fully broken in, you will achieve a lusterous finished edge. Size: 3 micron (8000 mesh). Color code: tan.