I am retiring from my job and will be listing various items. This is a manual blade sharpener for clippers, used when the blades become dull. Sharpening makes them cut like new. It cost 23,000 yen when purchased. Thank you. Instructions: 1. Disassemble the clippers and remove dust and hair. 2. Spray clipper oil. 3. Set the ② part to the appropriate type. 4. Adjust your index finger to the blade, keeping it relaxed. *When sharpening the lower blade of the Speeding Type, place it according to the metal guide. Slide it up and down with a gentle stroke of about 70-80 times for about 1 minute, keeping it parallel. 5. After sharpening, wipe clean with tissue. 6. After sharpening, reassemble as in ① and tighten the screws. 7. If the blade is not sharp, repeat the process in ※. No returns or claims to prevent switching of items.