HARGRAND (Former: BAOQI) was specialized in producing drilling tools. It is located Yanjiao National High-Tech Development area at Hebei Province which 20 kilometers away from Beijing Capital airport, and 170 to Tianjin port.HARGRAND provided a whole set of tools parts, also matching Chinese standard, oversea standard ...

Welcome to Longteng Diamond Tools Co., Ltd, which is a professional manufacturer of in China Stone Town--Shuitou. Our products range is: Cutting Tools, Segment, Polishing & Grinding and Drilling Tools. Since1999, with the efforts 11 years solid technical strength rich production experience, we win high trust reputation our ...

Hangzhou JDR Diamond Tools Co., Ltd is backed up by Jiangyin Lingrui Factory. , a leading manufacturer of electro-plated diamond saw blades, polishing pads, core drill bits, hole saws,diamond files,diamond pins, grinding wheels,diamond cup wheel,diamond router bits,diamond profiling wheels and other tools in China which ...

Chen Guang M&E Equipment Co., Ltd is a manufacturer specialized in various diamond bits and drilling machine for geological exploration & engineering investigation .Our company has been dedicated to apply the proper technology produce all kinds of products meet developing needs industry.On one hand, we make full efforts look ...