Milling tools are used to milling fish and other downhole objects, clean up casing wall (hole wall) debris or repair casing. The principle is to grind the fish into debris under the rotation and pressure of the drill string by tungsten carbide that is welded on the cutting part of the milling tool, and debris can be recycle back to the ground with drilling fluid.
Most kinds of milling tools are common in structure, while according to different shapes of fish, corresponding cutting parts are needed. Commonly used cutting parts can be arranged in the interior, exterior and end of milling tools.
After innovative design and technological accumulation in recent years, they have met the actual needs of customers from China and abroad by virtue of reliable performance. Besides the types and sizes listed in the following content, we also welcome to produce according to special designation that can satisfy the customer needs.