来自德国的纳格尔机械及其集团下的意大利O.P.I.公司是轴承和汽车行业的机床制造商:可以提供双端面磨床，外圆磨床，内圆磨床，超精设备，球基面磨床等，并且可以根据客户需求个性化定制特殊设备。

Nagel from Germany and its Italian O.P.I.belongs Nagel Group are manufacturers for bearing and automotive industries:Double Face Grinder,External Grinder,Internal grinder,Superfinishing machine,End face roller grinding machine and special custom machine tailor made according to customer’s request.