Oster Elite CryogenX Professional Animal Clipper Blade, Size 5F (078919-606-005) Clipper blade ideal for clipping around ears, pads, faces, and rectums of dogs; cuts hair to  inch (6.3mm) Handcrafted from high-carbon steel to provide exceptional precision and durability Cryogenically treated to ensure long-lasting sharpness and wear resistance Optimized with titanium coating for enhanced surface hardness Manufactured in the USA with superior craftsmanship