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In addition to extending the reach of the core drill bit, extension rods also play a crucial role in maintaining the stability and alignment of the drill bit during operation. This is especially important when drilling in hard or uneven surfaces, where maintaining a straight and consistent drilling trajectory is essential for achieving accurate results. The extension rod helps to absorb vibrations and ensure that the drill bit remains in place, reducing the risk of deflection or deviation from the desired drilling path.

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In the early days of coal mining, workers had to rely on rudimentary tools such as picks, shovels, and wheelbarrows to extract coal from the earth. These tools were not only labor-intensive but also posed significant safety risks. Miners worked in cramped, dark conditions, often exposed to harmful gases and the risk of cave-ins. Despite the dangers, their dedication to extracting coal was unwavering, driven by the growing demand for this vital energy source.

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