The knife boning by Berkis with a blade length of 15cm, is easy to handle and is used for meat cutting and filleting fish, as well as for separating bones from meat and poultry, causing minimal damage. It has a narrow, curved, and flexible blade with a thin and pointed tapered edge. It is made of stainless steel, a popular material for knives, it is particularly durable and does not corrode. It is a combination of carbon and iron as a base, and chromium is added to repel stains and give the blade a glossy finish.