... fiber glass, marble and many other hard materials. Great for die mould, saw blades, cutting tools, carbide insert and anywhere ... , course, medium and fine used onapplication• Hard metal• Molds die plates, punches• Quartz & carbon fibersHHhh• Graphite• Glass• Hardened ... stones Piture ShowPackage Details Other Productswe also look for an angent for our products. We can design and produce diamond ...