I.O. Shen Chef Knife - 21cm (8 1/4″)

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Every knife in the I.O.Shen Mastergrade range uses the very latest technology to construct a blade that is amazingly sharp and at a hardness of 62 HRC will retain a very sharp edge for a phenomenal amount of time.

Of the traditional style Chef’s knives – the 21cm blade must be the most popular.

The blade is long enough to tackle small joints whilst the depth is useful for all kinds of food prep including veg, fish and meat.

This really is a “one size fits all” blade. It can take on anything!


  • The 210mm Chef’s Knife features the signature I.O.Shen handle design. The full tang creates a knife that offers strength, balance and control.
  • With a heat resistant and durable handle produced from a synthetic material called ebonite, this knife offers longevity and is comfortable to use.
  • The high performance Japanese quality cutting blade represents the highest of standards in craftsmanship and technology.
  • All I.O.Shen knives feature Triplex Steel Technology which extends the edge life between sharpening.
  • This Chef’s Knife offers the perfect combination of strength, sharpness and is great size for all home cooks, chefs and butchers alike.
  • This is a commercial grade kitchen knife, fantastic for professional chefs and amateur cooks.


  • Overall length:          34 cm (13.38″)
  • Blade length:             21 cm (8 1/4″)
  • Blade thickness:         0.48mm cutting edge: 1.8mm at spine
  • Style:                         Fully Forged, Full Tang
  • Steel:                         Japanese
  • Hardness:                  62 HRC
  • Handle material:        Food Safe Synthetic
  • Knife weight:              238 Grams (8.4 oz)
  • SKU:                           302
  • Made in:                     Taiwan

We have more products in this range that we will be gradually adding to the website. If you are looking for a particular I.O. Shen product and do not see it here, please send us an enquiry email at enquiries@warebroscutlery.com.au.

Ware Bros Cutlery – The Knife Shop is an Authorised Australian Retailer of I.O. Shen Products.

For your information all I.O. Shen products purchased from Ware Bros Cutlery – The Knife Shop come with an Australian backed warranty (some conditions do apply).

Under Australian law no knife can be sold to persons under the age of 18 years. In making a purchase from this website you acknowledge that you are 18 years of age or older.