To seize a piece or a particular piece between two pieces together. First, select the device can be attached to paper clips, nails, screws, nails, glue, etc. ACC, which must be considered from the material, or material of the workpiece. That may be made from materials as wood, steel, aluminum, fabric, paper, etc., taking into account the results as a nut or a nail in the wrong way may inadvertently cause damage to the work, and to opt for. If the size of nails or screws may be too small pieces bonded together not tight. Too large, or if the work is not suitable for use as well. This problem is often encountered during assembly.
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