Constant Hole Saw - manufacturer, factory, supplier from China

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Deep drilling with a "cold" drill bit
Abstract Minimum bore diameters with lower tolerances require very precise and rigid tools, especially for deep drilling. ZechaHartmetall-Werkzeugfabrikation in a microscopic individualized coating...
Rising demand for oil diamond drill bit
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...
Reasons for the sliding of hydraulic long drilling rig drill bit
【China Deep Hole Rig Trading Network】 We know that the machinery we usually use will always have problems, and the problems are various. Let's briefly introduce the reason why the drill bit of the...
Why rig drill bit slip
One reason: the bottom of the bucket is closed When the drill rig uses a frictional rod to drill into the water layer, it is necessary to pay attention to the depth of each bucket. If the footage of...

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