KNIFE HOBBY SET X-ACTO 17PCades are made of carbon and steel for a reliable cut every time. Set includes: #1 Knife for precision cutting and trimming of lightweight materials, #2 Knife for precision and trimming of medium to heavy weight materials, #5 Knife for precision cutting of heavy weight materials; #7, #10, #11, #16, #17, #2, #18, #19, #22, #24 precision knife blades housed ina handsome wooden chest, 6.5" x 5.5" x 1.5".