Alpha® 4" Sandpaper discs set the benchmark in the stone polishing industry, providing unparalleled performance on marble and other natural stones. These discs come in a comprehensive range of grits, from 80 to 600, catering to every stage of the polishing process. Crafted with a silicon carbide abrasive, they are specifically designed to handle the unique properties of marble and softer stones. Waterproof and equipped with a Hook & Loop backing, they are versatile for both wet and dry applications, making them a favorite among marble fabricators and tile contractors alike. Their durability ensures long-lasting use, while their adaptability makes them suitable for a variety of natural stone materials. Restoration workers particularly appreciate the rapid polishing ability of Alpha® Sandpaper, allowing for efficient and effective polishing of large areas. These discs are not just tools but a testament to Alpha's commitment to professional quality and consistent results in stone polishing.

Alpha Professional Tools (founded in 1986) manufactures professional cutting, drilling, shaping, and polishing tools for hard materials including natural and engineered stone, porcelain, ceramic, glass, and related construction and hardscape applications. Product development is guided by customer and industry feedback, with in-house R&D focused on testing and performance. Alpha also supports its lineup with product resources and service infrastructure to help pros keep tools working on the jobsite.