Bq Nq Hq Pq Diamond Impregnated Core Drill Bit Jinshi Drilltech Co.,Ltd. Base Info Model NO.:BQ NQ HQ PQType:Core DrillUsage:ExplorationCertification:Is09001:2018Trademark:JINSHI(JS)Transport Package:Caton BoxSpecification:345*260*130MMOrigin:ChinaHS Code:8207191000 Description Pre:Tangshan for Hard Rock Mining Diamond Core Drill Nq Hq Nx Diamond Core Bit Next:Diamond Core Drill