supply of set of guide roller shaft , set of guide roller shaft right hand & left hand of hegenscheidt/hec cnc under floor pit wh eel lathe model 176-n machine. material high-tensile alloy steel, forged precision-ground, and induction-ha rdened with suitable core and surface hardness. ground finish to \(r_{a}\) 0.8 microns or better on bearing journals. the supplier must provide an explicit guarantee that the shaft will perfectly fit and function on the hec model 176-n underfloor pit wheel lathe without requiring any on-site modifications. the component m ust be fully interchangeable with the existing oem part [ warranty period: 30 months after the date of de livery ] ]