If the drilling hole in the concrete wall towards the drill catches a very durable stone, it is even a great tool with a well-sharpened carbide-tipped is powerless: the drill leads to the side or it quickly “sit.” In this case, the rescue steel construction dowel the proper length to: break the rock and drill further.
Recommend to read
FOLDING GYM CLASS
A large army of fans daily sits down to the TV screens to watch fights nimble, hardy, courageous. And among viewers — its most direct and most react violently to stressful events...
NOT BUTTONS, AND SCOTCH
For fastening the sheet with a picture or drawing usually use a pushpin. However, they leave holes both on paper and on the basis, on which is a leaf. Better for the same purpose to use...