DMT Dia-Sharp Fine-Grit Diamond Credit Card Knife Sharpener

Take your sharpening anywhere with the ready-to-go Dia-Sharp® credit card sized diamond sharpener. Fits easily in pocket or wallet. Comes in convenient vinyl color-coded carry case. Offered in coarse, fine and extra-fine diamond grits.


  • Size: 3.25"x 2" x .05" (83 mm x 51 mm x 1 mm)
  • Grit: Fine (600 mesh, 25 micron)
  • Continuous Diamond Surface
  • Put a keen edge on a maintained tool 

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