" co-authored with G.S. Sethi, which combines theory, assignments, and model papers in a single 504-page volume. Core Syllabus Topics
. Balbir Singh, a retired Assistant Director from the National Skill Training Institute (NSTI), is a highly respected authority in the field with over 50 years of experience. Key Books by Balbir Singh Iti Fitter Theory Book Balbir Singh Pdf
While physical copies are widely available on retailers like Amazon India , students often seek the PDF version " co-authored with G
