If you use proper cutting board and if you use knives only for the purpose for which those are made then you need not sharpen them for at least 1-2 years. If you protect the edge properly then sharpness lasts for long time. Also important is the quality of your knives at first place.
You should sharpen the knives at least once a year, every 6 months is even better though.
You should only sharpen your knives once per year, because after a while of continuous sharpening your knive blade will become thin.
To bring on a sharper edge to items, to make cutting easier !
For fancy dining, the cutlery (knives) are often polished and should always be sharpened properly. Flatware should always by polished (with a clean dry cloth) to remove water spots. Silver should be polished with a paste of baking soda and water, rinsed clean, dried and polished as above.
It is recommended that you should sharpen your circular saw about once a year. However if you are a heavy user of your circular saw then you should sharpen once every six months.
First and most important is the warranty. Will they back it twenty years from now? Second, is it carbon steel or stainless? Carbon steel takes a better edge, but requires sharpening more often. Stainless looks nice, but is hard to sharpen.
This really depends on how often you are using it, and what you are using them for. Typically though, you would probably sharpen it once a month with "regular" use.
Berghoff knives are primarily made in China. The brand is known for its quality kitchenware and cutlery, which are often designed in Belgium but manufactured in facilities that meet strict quality standards. This combination allows Berghoff to offer affordable yet reliable products to consumers worldwide.
SAB on a case knife typically refers to the "SAB" mark associated with the knife's manufacturer, indicating that it was made by the Schrade Cutlery Company. It is often found on knives produced in the late 20th century. The SAB mark signifies a specific style or series of knives that were popular during that time, emphasizing quality craftsmanship. Collectors often seek out these knives for their historical significance and unique designs.
The safest way to sharpen a steak knife set is to take them to a person who sharpens knives professionally. The safest way to sharpen them at home is to use an electric sharpener that is designed to sharpen the kind of knives you have. If you are experienced or have someone to teach you I would consider purchasing sharpening stones.
If they are not being used, I would reccoment once a year.
There is the Lansky Fine Serr Blade Hone - Serrated Knife Sharpener - LSERT that will sharpen a variety of knives including carving knives, bread knives, electric knives and so forth. You can find these here http://www.shopwiki.com/Lansky+Fine+Grit+Ceramic+Hone+Serrated+Knife+Sharpener.