- Universal Compatibility: This 125 mm sanding disc is designed to fit all standard random orbital sanders, providing seamless use with PEX models such as 300/400 AE, 4000 AE, and Advanced. Enjoy versatile applications across various projects. - High-Quality Material: Constructed from premium materials, this medium-hard sanding disc delivers dependable grinding performance across a wide range of materials. Its durability ensures it can withstand intensive use, promising a long lifespan. - Efficient Hook and Loop System: The innovative Velcro system allows for quick and secure changes of sanding discs, enhancing your work efficiency by saving time and optimizing workflow. - Optimal Sanding Performance: Engineered for both flat and curved surfaces, this sanding disc offers exceptional flexibility and efficiency, resulting in consistent and high-quality grinding outcomes. - Practical Applications: Ideal for woodworking projects, home improvement tasks, and automotive refinishing, this sanding disc meets the demands of both DIY enthusiasts and professional tradespeople. - Consistent Results: Achieve smooth finishes on various materials, from wood to metal, with ease, thanks to the disc's effective design and reliable performance. This sanding disc combines functionality, compatibility, and durability, making it an essential tool for achieving superior results in your sanding tasks.