Volume 2 focuses on machining and the tools required for precision manufacturing:
As of 2026, the most recent and authoritative versions of P.N. Rao's Manufacturing Technology 5th Edition of Volume 1 4th Edition of Volume 2 . These editions, published by McGraw Hill Education India
The primary textbook series on Manufacturing Technology is currently in its 5th Edition for Volume 1 4th Edition for Volume 2 , both released by McGraw Hill Education
The updated PDFs often feature a new chapter on and modern metrology instruments (CMM – Coordinate Measuring Machines, Laser Interferometers), aligning with Six Sigma standards in factories today.