Why do Santoku knives have dimples?
Samuel Coleman
Updated on May 22, 2026
A santoku is defined by its shape—a blunted front and flat cutting edge—but it usually has another distinctive feature as well: a row of shallow dimples on the side of the blade. These depressions, called kullenschliff or a Granton edge, reduce friction and help prevent food from sticking to the blade.
Are knives with dimples better?
There are no significant differences between the use of either style and the only stand-out benefit of using a knife with dimples is if you need a clean cut when cutting large meats or vegetables.Do dimples on a knife work?
They help with friction and sticking. Fine Cooking shares that the dimples of Santoku knives are called "kullenschliff" or a "Granton edge," and they help decrease friction so as you are slicing and dicing all your onions and bell peppers don't stick to your knife.What makes a Santoku knife special?
Santoku knives or to give them their full name Santoku bocho knives, which translates as 'three uses', are ideal for mincing, dicing and slicing, as they feature a straight edge with a narrow sheep's foot blade. These knives have evolved from the traditional Japanese vegetable knife which has a rectangular blade.Why do knives have ridges?
Jimping – Repeating ridges or cuts. These may be decorative (such as those on the spine), or used for additional grip on the knife (such as those on the thumb rise). This knife features jimping on the thumb rise and further forward on the spine.What is a Santoku? - Master your Japanese knife!!
What are the dimples on knives called?
These depressions, called kullenschliff or a Granton edge, reduce friction and help prevent food from sticking to the blade. As a result of the santoku's popularity, manufacturers have started adding the dimpled edge to other knives, too. Now you can get a kullenschliff edge on all sorts of knives.Why do some knives have indentations?
A knife most simply has either a rectangular or wedge-shaped cross-section (saber grind vs. flat grind), but may also have indentations, whose purpose is to reduce adhesion of the food to the blade.Can you sharpen santoku knives?
In general, Santoku knives can be sharpened to an approximate angle of 10 – 15 degrees. Santoku knives are generally easier to sharpen as they do not have a bolster.Can you rock chop with a Santoku?
Usually, home cooks use a 8 inch Chef knife vs a 7 inch Santoku. A lot of female chefs like Santoku (like Rachel Ray) because they feel more nimble. On the other hand, you cannot rock chop very well with a Santoku, and it doesn't have a sharp pointy tip.What does Santoku mean in Japanese?
borrowed from Japanese santoku-(bōchō), literally, "three-virtues (knife)," from san "three" + toku "virtue" Note: The Japanese word supposedly refers to the multiple functions of the knife (an adaptation of Western kitchen knives), though its precise origin has not been illuminated.Why do Japanese knives have holes?
However, the holes on the knife blades create an anti-stick effect making the cutting process easy. The anti-stick effect is felt more when cutting through huge items, thanks to the holes on the knife blade. On Japanese Santoku knives, there are scalloped edges that serve the same purpose discussed.Why does a tomato knife have holes in it?
Tomato knifeVery small serrations on the tomato knife's blade grip the skin of the tomato and reduce tears, allowing you to slice through easily.