Electric power tools are working on electricity power connected through a cord/wire to the mains, which is mostly operated with hands manually and are portable to take it any where and work at the job site where it mostly performs the tasks like drilling a hole, Cutting & polishing a metal, wood or plastic, demolishing a building, fastening,screw driving, etc. Power tools are mostly used for wood working, metal working, construction, fabrication, manufacturing & maintenance applications.