Check the listing for details. Jewelry Bench Polisher Bench Lathe Polishing Buffer Grinder Buffing Machine Pro. Condition: New. Listed at 69.31 USD. Details Clear Switch Cover: It can isolate dust and moisture to keep the switch clean while making it more durable. Carbon Brush Mounting Port: You can simply rotate out the carbon brush cover with a flat head screw(not included) to replace the carbon brush and extend its service life. Power Indicator: The right and left power indicators prompt whether the power supply is working properly, thus helping you better grasp the working status and issues of the device. Application It is suitable for cutting, carving, drilling, grinding, polishing, and milling diamond, gold, leather, metal alloy, silver, stainless steel, wood, etc. It applies to the machinery/instrument/furniture manufacturing industry, electronics industry, metal processing, etc.