It was not until the development of the hydraulic drifter in the 1950s that rock drilling truly entered the modern era
drifter for rock drill. This innovative tool used high-pressure hydraulic fluid to power a piston that rotated the drill bit, allowing for much greater penetration rates and precision. The hydraulic drifter quickly became the go-to tool for drilling holes in hard rock, paving the way for many of the major engineering projects of the time.
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2025-08-14 18:18
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