Silicon Carbide, Cuts Stone, Cast Iron, Steel & General Purpose Metals, Grinding, Sizes 100, 125, ... , 300, 350 & 400mm Product Information Silicon Carbide. Fast straight cuts in stone & cast iron We also supply metal cutting discs for steel ... metals as well as grinding discs for metal or stone Also available in sizes 100, 125, 180, 230, 300, 350 & 400mm Please ...