Our manufacturing unit is equipped with most advanced CNC machineries and systems to maintain high precision standards of our products.
Grade steel rods are cut into pieces according to length of the individual Top Roller and rough machined in CNC machine duly hardened to 60HRC +/- 2 at neck portion ie End bush running area and 50HRC+/- 2 at centre portion ie cots mounting area.
Deapth of the hardness will be 1.5mm.
Final operation is done by cylindrical grinding to the tolerance of 0.01+.01 Run out and Taper.