The EXPO Assorted Blade Pack for No.1 Hobby Knife is designed to enhance the versatility of your No.1 light-duty knife handle.This pack includes five precision-crafted blades: two R24 blades, and one each of T18, T19, and T22 blades.Each blade type offers a unique shape and cutting edge, allowing for a range of applications from fine detail work to general-purpose cutting tasks.These blades are compatible with the EXPO No.1 knife handle and are ideal for model making, crafting, and other hobbies requiring precision cutting.