kingstone co., ltd. is the professional manufacturer for diamond products . mainly products : diamond cutting blades, diamond cutting segments, diamond core drills , diamond polishing tools, diamond wire saw etc., and all kinds of other diamond tools .
our company has perfect technology and test instruments, devotes to the research and development of all kinds of super hard material products . the quality of our products are steady , has gained very good comment from all our clients who use kingstone diamond tools .
kingstone aim: quality come first !