How to work with a impact drill

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The places where the impact drill will pierce are concrete walls.

Pulse drill is used only to drill concrete and wall. There are wheels wrapped in each other for the impact work. You realize that it comes across a hard place.

Pulse drill visuals

What is a coup drill working principle yorumlar (0) 2013-06-06 14:14:20, Güzel: 0 , Kötü: 0

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