Siddhi Engineers, Ahmedabad, (Manufacturers of Aluminium & Steel Cops/Pirns/Bobbins for Twisting Machines, Two-for-One Twisters, One-for-One Twisters, Draw Twisting Machines, Re-Winder Machines, Accessories for D.T. Cops like Abs Sleeves, Top & Bottom Adopters, Spindle Guides & U Rings and Aluminium Precision Cylinders, Rollers & varieties of industrial application.)