Ridge Shaped PDC Cutter Yuyao Mingbang Spray Packing Co., Ltd. Base Info Type：Impact DrillUsage：Well DrillingManufacturing Arts：DrillingTrademark：HNITransport Package：CartonSpecification：ISOOrigin：ZhengzhouHS Code：8207191000 Description Pre：High Quality Custom Wholesale High Quality Abrasive Tools Next：Electroplated Diamond Grinding Wheel
