Glass Cutting Drill Bit - manufacturer, factory, supplier from China

In order to solve the problem of short working time and long interval time of the digging machine, in order to increase the utilization rate of the machine, it is proposed to develop a multi-machine...

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...