List of Courses Offered in Hussaini Adamu Federal Polytechnic (Hafedpoly Courses).   Hussaini Adamu Federal Polytechnic is one of the accredited Federal Polytechnic in Nigeria with many accredited Courses.  Hafedpoly Courses and Requirements.  Various courses offered in Hafedpoly both at National Diploma (ND) as well as at Higher National Diploma (HND) level as follows: S/NO NATIONAL