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The fully rotary drilling rig includes a power station and a working device, and the power of the working device comes from the power station.

The double rope grab bucket is suitable for use with a double rope crane in the entire casing, grabbing sand, stones, ores, mineral powders, etc. with a specific gravity of 0.6-3.2t and various particle sizes.

Selection of alloy cutting tool holder material: For general sandy soil, short pile length, and light load conditions, Q345B carbon steel material can be used for the casing. For working conditions that require cutting of boulders, isolated rocks, obstacles, bedrock, or long piles, casing should be made of high-performance materials such as 35CrMo alloy steel.