If you are looking for a tool set that contains everything you need to get the job done, then Proto’s JTS-0141RR 141 Piece Railroad Electrician’s Set is just what you need. It is suitable for mechanic jobs. The tool set has 3/8 in., 1/2 in. and 1/4 in. drive sizes, which make it suitable for working on various kinds of projects. This 141-piece kit has striking tools like a 12 oz ball peen hammer and a punch pin super duty, along with cutting tools like a high tension hacksaw and retractable utility knife. It also comes with measuring tools such as a 25 ft tape measure and electrical and telecomm tools such as wire stripper/crimper, which makes this kit complete for your next project. With Proto Tools’ JTS-0141RR 141 Piece Railroad Electrician’s Set, you can be sure that all your needs will be met without having to buy extra tools.