Excel no. 17A narrow chisel blade works well in tight spaces where a standard no. 17 blade might not fit. Use to easily remove thin layers of material, such as molded-on details, seam lines, or flashing. • Small size for precision cuts in confined spaces• Carbon steel construction• Fits all standard hobby knife handles, including Excel and Xacto brands• Use with plastics, wood, balsa wood, foam core, plaster castings, cork, clay, wax, resin, and more• 5 pack• Manufacturer Item #24017Brand: Excel Blades