The Pro-Graad 5/8”-11 Threaded Adapter for Orbital/DA Sanders and 12V Cordless Polisher Sander Tools is a versatile addition, designed specifically for Orbital/DA Sanders and 12V Cordless Polisher/Sander Tools WITH INTERNAL 5/16”-24 THREADS. Crafted from durable carbon steel with a specialized blackening treatment, this adapter ensures exceptional durability, promising extended longevity for sustained usage when paired with any standard 5/8”-11 threaded backing pads. Inside the package, you'll find the adapter itself, emphasizing its role as an augmentation accessory for your tool setup. By converting the internal 5/16-24 thread of your Orbital/DA Sander or 12V Cordless Polisher/Sander to a 5/8-11 male thread, this adapter seamlessly enables the use of various 5/8”-11 threaded backing pads, broadening the tool's compatibility and capabilities beyond the standard offerings. This adapter expands the potential of your 12V Cordless Polisher/Sander Tool, allowing for the utilization of a wider range of backing pad holders, ultimately unlocking more versatile applications for your projects. Experience enhanced versatility and effortlessly tackle diverse tasks with the Pro-Graad 5/16”-24 Male x 5/8”-11 Male Adapter, extending the utility and adaptability of your tool for varied applications.