For sharp blades worldwide

What sharpener is the right one for me?

iSTOR Standard Sharpener


  • For small blades in the kitchen and the home
  • Also specifically suitable for women's small hands
  • Space for it in every trouser pocket
  • Is also very popular with outdoors enthusiasts (campers, ramblers, fishermen and hunters etc.)

iSTOR Professional Sharpener


  • With ergonomic handle and larger sharpener section
  • Specifically for large kitchen knives and garden implements such as tree and garden shears.
  • Very popular with professionals. Every workshop should have one.
  • Also ideal for hanging up since it has a hole.

iSTOR gift set


  • iSTOR Standard Swiss Sharpener in red
  • Including Victorinox pocket knife with 8 functions
  • In gift packaging
  • The ideal gift