RESCUE DOWEL

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 Read more…

NUT HELP THEMSELVES

When saw off part of the thread of the long bolt (screw, stud), in place of sawing produces burrs, dents. This makes it difficult to time the screws when screwing. The matter is simplified if the threads are pre-screwed the nut, and then trim the bolt. When removing the nut itself will remove the burrs.