Petty knives are small utility knives of Japanese design for delicate work that a chef’s knife can’t handle, such as delicate produce and herbs, small fruits and
Pettys can vary significantly in both profile and size, ranging from 75mm to
210mm. Petty knives are very similar to the common western paring or utility
knife. While there is no hard rule about where a petty and paring knife differ or what application
each is most appropriate, pettys are often considered ideal for small and delicate tasks.