Mechanical engineering N1 to N3 caters for students interested in becoming a Motor/Diesel Mechanic or Fitter and Turner or serves as an entry level if you want to do your National N-Diploma. Once you have completed your N1-N3 you can enrol for the N4-N6 certificates. Upon completion of your N4-N6 studies, you must complete 2 years practical experience in your related field in order to qualify.