SinoGrind Co., Ltd. is an international trading company specialized in superabrasive tools and precision grinding solutions. Backed by two decades of manufacturing expertise from our parent company, Dongguan Zhonghua Hardware Machinery Co., Ltd. (founded 2002), our products are manufactured to OEM specifications or higher. We cover the full spectrum of diamond and CBN tools: resin bond wheels, discs, and heads; metal bond wheels, discs, rollers, and heads; electroplated wheels and diamond rollers; vitrified bond wheels; centerless wheels, double-disc plates, cutting wheels, and custom shapes; diamond dressing tools (rollers, pins, cutters); PCBN cutting inserts; and corundum segments and internal wheels. Serving precision manufacturing industries from automotive and aerospace to tool and die, medical devices, and electronics, we deliver responsive support and reliable logistics to customers in over 40 countries worldwide.