Бөөний худалдаа 50% өндөр агууламжтай мэргэжлийн …
Diamond Lapping Paste 50% High Concentration Diamond Polishing Compound High Lapping Force Suitable for the grinding and polishing of metals, tungsten carbide, mold, alloys, glass, ceramics, semiconductors, jade, and other hard materials Superfine Finishing Surface Oil Soluble...