perforación martillo de agujero submarino pdf
1. Efficiency DTH hammers are known for their speed. They can drill faster than conventional methods, which leads to reduced operational time and lower costs. The high impact energy translates to deeper penetration and the ability to tackle tougher materials.
3, simple and easy to move, the weight of the drill machine is less than 500Kg, and can be broken down into three pieces, easy to move and put on the shelf.
3, simple and easy to move, the weight of the drill machine is less than 500Kg, and can be broken down into three pieces, easy to move and put on the shelf.