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Recently, through the application of new drilling speed-increasing processes such as hybrid drill bit and sharp-toothed PDC drill bit, Shunbei 1-8H and Shunbei 1-9 respectively created 111.83 days...
Abstract Minimum bore diameters with lower tolerances require very precise and rigid tools, especially for deep drilling. ZechaHartmetall-Werkzeugfabrikation in a microscopic individualized coating...
Since the second half of last year, the strengthening of oil prices has revived the exploration and exploitation of upstream oil and gas. This will undoubtedly bring continuous benefits to...
Diamond drill bits (PDC drill bits) Diamond composite drill bits are known as diamond drill bits. The drill is a one-piece drill, the whole drill has no moving parts, the structure is simple, and it...
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"Our personnel are always in the spirit of ""continuous improvement and excellence"", and with the superior quality products, favorable price and good after-sales services, we try to win every customer's trust for 3pcs Steel Step Drill Bit Set , 3pcs Step Drill Bit Set , 5pcs Step Drill Bit Set , We warmly welcome you to come to visit us personally. We hope to establish a long-term friendship based on equality and mutual benefit. If you want to get in touch with us please do not hesitate to call. We will be your best choice.