What Is Precision Engineering? A Sector Overview
Ever wondered who makes the ultra-precise metal parts inside a fighter jet engine, a nuclear reactor, or a Formula 1 car? That's Precision Engineering, manufacturing components to extremely tight tolerances (often within microns) for industries where a tiny error can be catastrophic. Why this sector matters right now: India's push toward defense self-reliance, aerospace manufacturing, and "Make in India" import substitution has turned precision engineering into a genuine structural growth theme, not just a niche. How big is this sector? There are 20 listed companies in India's Precision Engineering space (as per Equitymaster's classification), spanning a wide range: Large-caps like PTC Industries (~₹35,000+ Cr market cap) Mid-caps like Sansera Engineering, MTAR Technologies, Azad Engineering Smaller, faster-growing names like Unimech Aerospace, Harsha Engineers, Ratnaveer Precision Niche micro-caps like Gala Precision, Rossell Techsys, Indo-MIM, Dynamatic Tech What do these companies actually make? Aero tooling, titanium castings, forged auto/aerospace components, bearing cages, ground support equipment, largely supplying to global giants like Airbus, Boeing, GE, and Rolls-Royce, alongside India's own defense and energy sectors. Over this series, we'll cover: 1. Who the major players are (today's follow-up post) 2. A "dark horse" most investors haven't noticed yet 3. How to re-enter a runaway stock without chasing it 4. A practical entry checklist for the whole sector

















