Sterling's 112 autoloading knife makes the hassle of changing blades a thing of the past. The new blade loading and ejecting system from Sterling lifts the standards for trimming and cutting knives. 5 blade magazine automatically re-loads new blades Front loading with safety button allows used blades to be removed or turned around without opening knife body Heavy duty all metal construction with smooth reliable mechanism Unique shape for superior grip & control Easy blade loading reduces accidents All metal mechanisms - metal springs & slides