OsterĀ® A-5 Size 30 Blade Item #: 78919-026 Product Description: The best in the business with innovative heat-reducing technology and legendary, sharp-cutting performance. All of OsterĀ® blades are put through a 12 step process guaranteeing quality and craftsmanship. We start with a fine-grain carbon steel that is heat treated to create a hard surface for greater wear resistance, leveraging a Rockwell Hardness Rating of 62. Our patented Cryogen-Xā¢ process takes the blades down to a -300 degrees for a deep freeze, producing a harder, sharper blade which extends the product life. Each blade is then hand lapped for a smooth cut finish. *Leaves hair 1/50" - 0.5mm *Use between the pads of the feet *Use under Oster universal comb attachments *Manufactured in the USA with superior craftsmanship and pride, these blades offer the essential tool for professional results groom after groom.
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