Designed for Bosch PEX Models: Engineered specifically for Bosch PEX 300 AE and PEX 400 AE models, these 125mm sanding discs ensure a perfect fit and performance matching Bosch standards. Ideal for replacing worn-out parts seamlessly. Efficient Nylon Sticker Attachment System: Featuring a robust Nylon Sticker system, these discs allow for quick swaps and secure attachment, ensuring uniform sanding and minimal wear. This system facilitates easy transitions between different grit sizes for various tasks. Durable Construction for Professional Use: Crafted from high-quality material, these discs withstand high temperatures and vibrations, maintaining stability even at speeds up to 12,000 rpm, making them suitable for rigorous professional demands. Enhanced Dust Extraction with 8 Holes: The strategic 8-hole design coupled with 4 attachment points optimizes dust removal, maintaining a clear work area and prolonging the lifespan of the sanding discs. This feature is crucial for maintaining visibility and cleanliness during extensive use. Versatile Application Across Materials: Whether working with wood, metal, or plastic, these sanding discs are versatile for various materials, making them an essential tool for DIY enthusiasts and professionals in workshops, carpentry, or automotive repairs. Color: Black Material: PU Package Contents: 2 * Backing pad