my favorite tool

A Chinese chef’s knife or Chinese kitchen knife — sometimes referred to as a “Chinese cleaver” though it is not a cleaver — is the rectangular-bladed, all-purpose knife traditionally used in China, Vietnam, Cambodia, and many other Asian countries to prepare a variety of meats, fish, and vegetables. The popularity of this style of knife has spread with the associated cuisines. Several manufacturers produce Chinese-style chef’s knives fabricated to the highest, modern standards with high-end carbon and stainless steel alloys — particularly in Japan but also in Germany, Brazil, etc. …

http://en.wikipedia.org/wiki/Kitchen_knife