Artero #10 Cat Blade for Artero and other A5 Clippers (C573) Blade Length: #10 - 1.5mm High quality clipper blade. For use with snap-on style clippers. Smooth, finished teeth for safe use fresh out of the package! Rockwell hardness of blades: 61-62HRC Be sure to order Oil Fresh as well to keep your blades cool, oiled, and disinfected.