The blades are made by ceramic. For CUTOKAY box cutters..One item includ 7 pcs blades.The material CUTOKAY uses, zirconium oxide, is much harder than metal and dulls much slower. This means it doesn't require an unsafe initial sharpness. It also means that CUTOKAY ceramics last, on average, 10 times longer than metal blades..The thickness of CUTOKAY blade is 0.6mm, which is 1.3 times thicker than other ceramic blades of the same model. So CUTOKAY blades are not easily broken and last longer.
The blades are made by ceramic. For CUTOKAY box cutters..One item includ 7 pcs blades.The material CUTOKAY uses, zirconium oxide, is much harder than metal and dulls much slower. This means it doesn't require an unsafe initial sharpness. It also means that CUTOKAY ceramics last, on average, 10 times longer than metal blades..The thickness of CUTOKAY blade is 0.6mm, which is 1.3 times thicker than other ceramic blades of the same model. So CUTOKAY blades are not easily broken and last longer.
Ceramic zirconium oxide Replacement Utility Blades at
Utility blade is made with 100 percent zirconium oxide, an advanced ceramic material, to provide a number of useful features that set it apart from typical steel blades. Zirconium oxide is nonsparking, nonconductive, nonmagnetic, chemically inert and never rusts. Slow-to-dull blade starts at an effective sharpness and retains its safe cutting edge for up to 10 times longer than steel for consistently smooth cuts again and again.
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