DMT Knife Sharpeners

Diamond Machining Technology is the leader in diamond sharpening. DMT produces sharpeners of unparalleled excellence featuring a polka-dot surface of precision, micronized, mono crystalline diamond that is tough enough for steels and composites alike. DMT's superior engineering offers a solution to every sharpening, honing, abrading, deburring and lapping need.

DMT Diafold Serrated Knife Sharpener


DMT Single-Sided Diafold Sharpener


DMT Double-Sided Diafold Sharpener - Fine/Extra Fine


DMT Diafold Flat File Sharpener


DMT Diamond Whetstone Sharpener


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