These 4” FLAT-TOP ABRASIVES come already MOUNTED on their respective FLAT TOP discs. Available in individual grades 35, 20, 10 and 5 Micron (μ) or a COMBO SET of 4.4" (100mm) diameter only.Note: Trizact Abrasives perform best when mounted with Cushion Pads; that is currently how they are offered.The best fine sanding and honing abrasives on the market. Use them on Metals and Glass. Their finish varies from a fine satin to a polished look, depending on the grade used.Produced with 3M’s new MicroReplication technology, the micropyramids deliver fast, consistent cutting action through their long life. Expect amazing results!GLASS & WATCH CRYSTAL:Also works great for removing scratches from glass crystal, bottles, and certain plastics.JEWELRY applications: Fantastic results on jewelry: performs better than emery paper & greatly reduces the number of steps of "lapping". WOODWORKING applications: Perfect for high-speed steels, it allows sharpening of a wide array of woodcarving & turning tools and knives. Fine hone and maintain the tips & edges of flat chisels, drill bits, counter sinks, fluted end mills, etc.AUTOMOTIVE applications: Perfect for sharpening any high-speed steel machining/cutting tools. Get crisp edges on valve seats and stems, hone small parts of almost any shape.
