Rare Earth Magnet, Permanent Industrial Magnet Commercial Use Black, Heavy Duty and Easy to Work

• These magnets are used for educational, research, professional, commercial, or industrial purposes that are sold or distributed to school educators, researchers, professionals, or commercial or industrial users. • Our magnets have excellent high-temperature resistance, can maintain a stable working condition in high-temperature environments, and are not easy to be deformed and demagnetized, ensuring long-term stable adsorption effect. • These magnets have a triple layer coated with Nickel+Copper+Nickel to provide shiny and durable protection. • Our products are designed based on actual demands and needs and are made under ISO 9001 Quality Systems. Please contact Amazon customer service for the after-sale service.