The RYOBI Quick Change Hobby Knife provides a 50% faster blade change that can be done in three quick steps, saving you time. The sharp #11 precision blades provide accurate cuts every time. The RYOBI 2-in-1 Hobby Knife w/ Blade Storage provides a faster blade change that can be done with ease. The sharp #11 and #2 precision blades provide sharp accurate cuts. Both Knives come with the protective cap that keeps you safe on the go. This kit also includes an assortment of different blades that provide precision and accuracy in all applications. The convenient carrying case allows for safe transportation in between uses and a place to store all of your extra blades. Included is (1) Quick Change Hobby Knife, (3) #11 Blades with Storage and Protective Cap.(1) 2-in-1 Hobby Knife w/ Blade Storage, (2) #2 Blades, (3) #11 Blades with Storage and Protective Cap