One of the first Indian manufacturers of bolt-making machines, Saggu Machine Tools was established in 1984. Saggu Machine Tools Is One The Oldest Fully Automatic Tubular Rivet Making Machine Manufacturer In India Specialized In Manufacturing Tubular Rivet Making Machine At Affordable Prices. This Tubular Rivet Making Machine Is Perfectly Designed For Making Bolts, Nut, Screws & Rivets.