... :2000 Excellent after-sales OEM Blue CBN grinding paste for metal engraving1.Good lubrication,cooling performance2.Grit size:8-123. ... uniform grinding effect is good.Application scopeThis product is suitable for glass, ceramics. Hard alloy, diamond and gem high ... , easy row cutting, high grinding efficiency, slightly corrosion of metal.Glass, ceramics, jewels, agate etc hard brittle materials products. ...