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More than likely your concrete was rained on before the curing had taken place. Your local concrete materials supplier will have a product you can use to seal it.

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16y ago

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What is the best way to drill through concrete using a masonry drill bit?

The best way to drill through concrete using a masonry drill bit is to start by marking the drilling spot, then using a hammer drill on the hammer setting to slowly and steadily drill into the concrete. Make sure to use a slow and consistent pressure, and periodically stop to clear out any dust or debris from the hole.


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The best way to drill into concrete effectively and efficiently is to use a hammer drill with a masonry bit specifically designed for concrete. Make sure to use the correct size and type of drill bit for the job, and apply steady pressure while drilling to avoid overheating the bit. Additionally, periodically stop drilling to clear out any dust or debris from the hole to maintain smooth and efficient progress.


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