RICH FUNCTIONS: We have considered the entire process for your assignment.The cutting board will protect your table from harm, and you can use the carving knife on it.The steel ruler has two scales, which can effectively measure the length, width and height, avoiding straight line deviation. WIDE APPLICATION:The knife kit fits more.Such as cutting wood, cardboard, paper, plastic, cloth, leather and foam board craft. The blade is very sharp, be careful when using it and replace it. VALUABLE PACKAGING: 2 PCS carving craft knives,90 PCS blades in 3 shapes, 1 PCS Art knife with 10 PCS SK-5 Art blades, 1 PCS A5 PVC Cutting Board,1PCS Steel Rule.(20 CM/ 7.5 INCH).