Compression tools like 7Zip,Winzip, Winrar are commonly used to reduce the file size and to bind multiple file in one compressed file.
You can extract 7z, ZIP, RAR, GZIP, BZIP2, TAR, GZIP, ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RPM, UDF, WIM, XAR and Z files by following the steps given below
Download 7Zip and save somewhere in your computer (7Zip is free and open source utility).
Double click on downloaded zZip setup file to install it
After completing installation run 7Zip. Got to Start Menu > 7Zip > 7-Zip File Manager
Browse the file, select it and click on Extract button. (Supported files: ARJ, CAB, CHM, CPIO, DEB, DMG, HFS, ISO, LZH, LZMA, MSI, NSIS, RAR, RPM, UDF, WIM, XAR and Z)
Browse the path where you want to save the extracted content and choose other options if needed and click OK button