Multipurpose art and craft cutter is designed for use by professional craftsmen and decorators. Great for cutting through wallpaper, art and craft applications, caulking, and more. Can be used right-handed or left-handed. Blades never need sharpening. Just snap-off dull used end of blade and get fresh, sharp new one. Blades are easily adjusted by sliding forward or backward, and can be retracted inside holder for safe carrying. Each standard blade features 12 snap-off sections. Cutter includes installed blade.