The RYOBI #2 Hobby Knife is compatible with all #2 hobby blades. The no-slip collet and knurled grip keep you in control. The anti-roll design ensures your knife stays where you left it, while the protective cap keeps it safe in storage. The double honed #2 blades are suited for medium to heavy duty applications with a larger profile and less flex when compared to the #11 blade. The #2 Hobby Knife is backed by the RYOBI Limited Lifetime Warranty and includes (1) #2 Hobby Knife, (1) #2 Blade and (1) Protective Cap.