Factory Sell Diamond Drill Bit for Drilling Glass 3/8" Drill Dong Guan Lucky Tin Co., Ltd. Base Info Model NO.:MDR18Type:Core DrillUsage:Masonry DrillingTrademark:noneTransport Package:One PC Grinder Bits in a Colored Shrink CardSpecification:SGSOrigin:Tianjin, ChinaHS Code:8466940090 Description Pre:11.5 mm Rubber and Spring Diamond Wire Saw for Granite Quarries Next:Jinshi (JS) for Hard Rock Mining Diamond Core Drill Nq Hq Nx Diamond Core Bit