dalian zj international trading co., ltd. specializes in researching, designing and manufacturing various types of diamond tools for stone and construction industry. our cutting, grinding/polishing and coring tools are engineered in a variety of grades for diy customers and professional users. our products include laser weld blades, brazed blades, hot pressed blades, cold pressed sintered blades, core drill bits, grinding cup wheels, router bits & profiles, flexible polishing pads, silicon carbide wheels and tct saw blades. specially designed tools are available for any standard application. we can customize tools as per your exact needs. all of our products are under strict quality standards. our quality system conforms to iso9001 rules. our products have achieved the exact safety standard demanded for certification by the mpa standards group of germany. constant attention to quality details in the manufacturing process and rigorous oversight guarantee repeatable precision performance. we have cooperated with customers from the usa, canada, germany, the uk, the netherlands, italy, portugal, poland, czech, brazil, chile, australia and south africa. we are dedicated ourselves to providing customers with high quality products and favorable prices. please feel free to contact us for further information.

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