Condition: as new unused Age : 2020+ Material : Antique steel and cross wood of olive wood and rosewood Stainless steel: is a type of steel alloy that contains a higher percentage of chromium than carbon steel , which gives stainless steel blades their corrosion resistance. stainless steel is not as brittle as carbon steel .etching work is done on knife that makes the knife more attractive and beautiful that you must have in your kitchen. steel bolsters are installed that makes the knife more beautiful and increases the grip of the handle. This is a special set of cleavers used for different purposes. the set is a must have in every kitchen. Cleaver: easily breakdown meat bones and dense foods they have a short wide blade that resembles an ax with a straight edge that makes them useful for chopping and hacking with an up and down motion there size differ from 6 to 12 inches Knife Maintenance: Clean your knife as soon as your are done using it to prevent cross contamination Wash your knives by hand rather than running them through the dishwasher Regularly sharpen and hone your knives to keep the blade sharp Allow knives to air dry completely before storing them wash knives before using them as oil is used to keep it safe from rust you should also keep the knifes oiled as you keep them after use