API 8 1/2' Matrix Body 5 Blades PDC Drill
China API 8 1/2' Matrix Body 5 Blades PDC Drill Bit/Diamond PDC Bit for Oil Well Drilling, Find details about China PDC Bit, Diamond PDC Bit from API 8 1/2' Matrix Body 5 Blades PDC Drill Bit/Diamond PDC Bit for Oil Well Drilling - Cangzhou JW Petroleum Machinery Co., Ltd.
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