Drill Bit Tubes for Diamond Core Drill Bits Diamond Tools Hebei Huaheng Diamond Tools Co., Ltd. Base Info Model NO.：TY-W001Type：Core DrillUsage：Masonry DrillingSpecification：20# STEELOrigin：Shijiazhuang City, Hebei ProvinceHS Code：8207191000 Description Pre：Diamond Blank for Circular Saw Blade Next：Renown Diamond Segment for Artificial Granite in Gang Saw
