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Here are the first chapter of safety guidelines to follow when inspecting, using and maintaining pneumatic rock drills:

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The sound of the pneumatic rock drill blows, combined with the explosive air exhaust, makes pneumatic rock drill dangerously loud, emitting 100 decibels at two meters. Sound-blocking earmuffs must be

Pneumatic Rock Drill or air leg rock drill is one of the toughest and difficult to manage tools used in the construction industry to demolish old concrete. The pneumatic rock drill itself is really he