Robert Welch Signature Cook's Knife 18cmDesigned in consultation with professional chefs, the award winning Signature 18cm 7. 0" cook's knife is an all purpose kitchen knife with a curved blade for chopping and rocking cutting actions. Cooks knives are a multi purpose kitchen tool, and a great starter knife if you are only intending to buy one. Their curved blades allow for a two step chop and rock action, ideal for meat (raw or cooked) and hard vegetables as well as herbs, nuts and salads