The Blue Point Tools Engine Cylinder Ridge Reamer Cutter Hone is a high-quality hand tool designed specifically for removing ridges and lips from engine cylinders. With an adjustable range of 3-5 inches, this tool is versatile and can accommodate a variety of cylinder sizes. The Blue Point brand is known for producing reliable automotive tools, making this reamer cutter hone a dependable choice for professionals and DIY enthusiasts alike. The single item set includes the necessary components to effectively perform cutting and removal tasks on engine cylinders.