Real Concept ब्रह्मास्त्र Book is useful for POLYTECHNIC & IERT entrance exam . 
Features -  (a) Bilingual (Hindi/English)
                   (b) Chapterwise Questions

                   (c) Chapterwise Theory
                   (d) New pattern Questions also included
Contact - 9412687328
Total page in Book = 520

Price= 320
Delivery Charge= 80
Total Cost = 400