If any blade set you purchased does not fit your hair clipper, please contact us any time, we will reply within 24 hours, and we will arrange a free or refund. Blade 440C Stainless-steel,Shear blade Titanium-coating Ceramic,Blade sharp and strong hardness, water will not rust.It is more heat resistant than traditional carbon steel process and has less noise when used. Fine Blade Adjustable to sizes #8, #9, #10, #15, #30. Trim higher efficiency, ideal for full body clipping on small and medium sized dogs,cat grooming. Our blades Compatible with WAHL/MOSER 5-in-1 style blade,For Arco, Bravura, Chromado, Creativa, Figura, Motion, Supergroom.