This programm allows to copy the hard disk to another disks, identical about of a format. It works under DOS. It was tested copying one 1Gb the disk simultaneously to 3 disks. It took 20 minutes Very much will be useful for copying of the disk with before installed Windows, Office etc. on ten or more disks. It will save your time. The source code will be available by e-mail after registration at the address http://www.shareit.com/programs/103431.htm.