Large and Precisely Crafted – Each big magnets heavy duty measures 4" OD x 2.36" ID x 0.79" Thick (100mm x 60mm x 20mm). Manufactured using a high-quality molding process, these ferrite ring magnets have smooth, rounded edges for enhanced safety and easy handling Strong Magnetic Grade 10 - Powerful magnet ceramic C10 magnetic strength, these large magnets provide higher pulling force and stability, robust magnetic adhesion, ensuring they stay firmly attached to any metal surface without slipping High Durability & Stability - BuildMaven big magnet is highly resistant to demagnetization, corrosion, making them suitable for use in challenging environments without the need for additional protective coatings Versatile Applications – BuildMaven donut magnets are perfect for organizing and securing metal tools, enhancing industrial machinery, conducting scientific experiments, supporting educational projects, improving office organization, and enabling home DIY projects. Their strong magnetic properties and durability make them a reliable choice for various professional and personal uses Built for Reliability – Each large magnet undergoes rigorous testing to meet our high standards. Strong ring magnets may pinch fingers, so handle with care, gloves are recommended BuildMaven Large Heavy-Duty Ferrite Ring Magnet – Powerful & Versatile for Industrial, Scientific & DIY Applications Premium-Quality Large Ferrite Ring Magnet Designed for superior performance, the BuildMaven 4" OD x 2.36" ID x 0.79" Thick (100mm x 60mm x 20mm) Ferrite Ring Magnet is crafted with precision using Grade 10 Ceramic (C10) material. This high-strength magnet offers excellent stability, making it suitable for demanding applications across various industries. Superior Strength & Durability Engineered with Grade 10 Ferrite Ceramic, this powerful magnet delivers enhanced pulling force and strong magnetic adhesion, ensuring reliable performance in industrial, educational, and DIY settings. Unlike neodymium magnets, ferrite magnets are highly resistant to demagnetization, corrosion, and oxidation, making them a long-lasting and cost-effective alternative. Multi-Purpose Applications The BuildMaven heavy-duty ring magnet is widely used in various fields, including: Industrial & Machinery Use – Suitable for motor assemblies, generators, and magnetic separators. Scientific & Educational Experiments – Used in physics research, magnetism demonstrations, and engineering projects. Home & Office Organization – Helps secure metal tools, create magnetic holders, and improve workspace efficiency. DIY & Hobby Projects – Great for crafting, model building, and home improvement tasks. Easy Handling Manufactured using an advanced molding process, this large ferrite ring magnet features smooth, rounded edges. The durable design ensures stable performance in harsh environments without requiring additional protective coatings. Reliable Quality & Customer Satisfaction At BuildMaven, we are committed to providing high-quality magnetic solutions. Each magnet undergoes rigorous testing to meet our strict quality standards. We stand behind our products with dedicated customer support—if you have any questions or concerns, our team is always here to help