API 8 3/4" TCI Drill Bit/Insert Tricone Rotary Bit, water well drilling equipment Feature about Tricone drill bit: 1. High-strength, high flexibility, high temperature and high wear resistance. 2. High... Read More
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Zhengzhou Defy M&E Equipment Co., Ltd.
No.96 Ruida Road, High-Tech Zone, Zhengzhou City, Henan Province, China