2pcs Diamond Polishing Back Pads - 80mm/100mm/125mm M14 & 5/8-11 Thread Backing Holder for Grinding Discs -(Aluminum,125mm M14)

Material OptionsAvailable in industrial-grade rubber for vibration control or aircraft-grade aluminum for maximum durability. Both variants feature reinforced steel core construction.Technical Specifications，Compatible with 75-125mm ( diamond discs，Dual thread system: M14 & 5/8-11 UNC，Maximum operating speed: 5000 RPM，Center bore diameter: 22.23mm，Net weight: 380-420g (varies by size)devise Features，Cross-knurled surface enhances grip，Precision-machined flat mounting surface，Integrated cooling channels prevent overheating，CNC-balanced rotation for vibration reductionApplication ScenariosConcrete floor polishing，Marble countertop finishing，Terrazzo restoration projects，Stone tile edge profiling，Construction debris removal

• Durable Material Options: Choose between industrial-grade rubber for effective vibration control or lightweight aircraft-grade aluminum for maximum durability and performance.
• : devised for 2400RPM operation and capable of withstanding up to 5000RPM, ensuring safe and efficient grinding and polishing tasks without compromising .
• Enhanced Grip: The cross-knurled surface provides superior grip, preventing slippage during high-intensity polishing operations for improved and efficiency.
• Integrated Cooling: Features integrated cooling channels that effectively prevent overheating, extending the life of your equipment during prolonged use and enhancing overall performance.
• Versatile Applications: Perfect for a variety of tasks including concrete floor polishing, marble countertop finishing, terrazzo restoration, stone tile edge profiling, and construction debris removal, making it a must-have for professionals.