This is a 7 piece scalpel set consisting of 1 aluminium handle which has a positive lock and 4 jaw chuck, and 6 variously shaped replaceable blades made from surgically sharp stainless steel. This set is an excellent kit for all crafters, scapbookers, cardmakers, cake decorators & model makers. Every crafter should have one of these sets in their accessories kit. This set is not suitable for children under 12 in age and should be stored in a secure and safe manner.