When the need arises to make a concrete column or some other vertical structural element, for fastening the boards of a timbering used a variety of means at hand: wire, nails, all kinds of angles, brackets… One who performs such work relatively often, you may be interested in this kind of clamp is a giant: it will obviously save time. One of the legs of the clamp it is advisable to fix with the nut, in the event the need to have the ability to create longitudinal tension.