Olfa CTN-1 carton cutter replacement blades are made from high-quality carbon tool steel. 6 segments per blade. Use the blades on paper, films, acetates, cardboard and more. Replacement snap-off blades is designed for the Olfa Carton Cutter. Dual-edge safety blade is perfect for cutting cardboard, vinyl and more. Blade is made of high-quality, carbon tool steel for unparalleled sharpness and superior edge retention. Long-lasting, durable, 18mm wide blade easily provides a new sharp edge with just a snap. General Information Manufacturer:Olfa CorporationManufacturer Part Number:9986Manufacturer Website Address:https://olfa.com/Brand Name:OlfaProduct Model:CTB-5Product Name:Carton Cutter Snap-Off BladesMarketing Information:Replacement snap-off blades is designed for the Olfa Carton Cutter. Dual-edge safety blade is perfect for cutting cardboard, vinyl and more. Blade is made of high-quality, carbon tool steel for unparalleled sharpness and superior edge retention. Long-lasting, durable, 18mm wide blade easily provides a new sharp edge with just a snap. Packaged Quantity:5 / PackProduct Type:Replacement Blade Product Information Features: Snap-off Durable Long Lasting Physical Characteristics Product Material:Carbon Steel Miscellaneous Compatibility:Olfa Carton Cutter: CTN-1 CTN-1/40 Recycled:NoAssembly Required:NoCountry of Origin:Japan Product Numbers: 9986 091511500486 OLF50048 526178 OLF9986 OLFCTB5