Compatible with A5style clippers, including Oster Fast Feed models, this ceramic cutter blade is designed to deliver cooler, smoother, and longerlasting performance than traditional steel blades. Key features and benefits: Precision fit for A5style clipper blades and direct replacement for the small moving cutter blade in Oster Fast Feed clippers. Made from quality ceramic material with low heat transfer and minimal friction, keeping blades up to 75 percent cooler than steel for greater comfort and extended use. Pretested and preoiled at the factory to ensure operation right out of the package. Any minor surface scratches or lubricant residue are normal and do not affect performance. Ideal for upgrading steel blades to ceramic; simply the steel cutter in a standard steel blade with this ceramic cutter for enhanced performance. Applications and use scenarios: 1. Professional barbers seeking reduced heat buildup during long cutting sessions for improved client comfort. 2. Home grooming enthusiasts looking to extend the life of their clipper blades while keeping maintenance simple. 3. Pet groomers who need consistent, smooth cutting for sensitive areas without causing discomfort from blade heat. This ceramic cutter blade is engineered to provide greater durability, smoother performance, and a cooler cutting experience. Designed with attention to quality and detail, it helps meet the needs of professional and home users alike, offering a practical upgrade to standard steel blades while ensuring compatibility with A5style clippers.