Yi Rong Co., Ltd.--Tungsten-carbide drills, tungsten-carbide milling cutters, tungsten-carbide taps
Yi Rong Co., Ltd. is a specialized manufacturer of tungsten-carbide drills, tungsten-carbide milling cutters, lathe cutters, tungsten-carbide taps, thread gauges, thread milling cutters, taps and dies, reamers and special tools. Over the past few years, Yi Rong has introduced various kinds of sta... 詳全文