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iSTOR Swiss Knife Sharpener Duplex Model

$115.95 $99.95 (You save $16.00)



The Duplex model features a combination of the larger sharpener of the professional model plus an additional sharpener featuring diamond coated steel.

  • Easy to use

  • No pressure necessary

  • Forms no burr on the blade

  • Cutting edges remain sharper for longer

  • Can be used by both right and left handed people

  • Ideal for removing chips in blades and final sharpening

  • Sharpens workshop and garden tools, knives and scissors 

  • Perfect for fishing, camping and hunting

  • Also a great addition to your kitchen, workshop or garden shed

  • High quality swiss sharpener

  • Length 19cm




  1. Pull the concave sharpening edge gently along the blade several times without much pression

  2. Follow the given angle of the blade

  3. Work only with one side of the sharpener and always from the handle to the point of the blade. When sharpening Scissors, Secateurs and Pruning shears only sharpen the beveled side.


Sharpening ceramic knives

 The istor Duplex Swiss Sharpener® is the only sharpener capable of sharpening ceramic knives as well. Please see the video sharpening ceramic blades 


sharpener web 03:55

  • sharpener web
  • Ceramic blade ...
    How to sharpen a ceramic knife using the iSTOR Duplex knife sh...
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