The policy of the quality Metra is based on the following founding principles:
- constant attention towards the requirements of the products and towards the requests of the customers in all productive and operative departments;
- constant effort in avoiding inefficiencies, defects and wastes;
- involvement and appreciation of the human resources;
- constant effort in the technological renew aiming at improving the quality level.

The controls on the incoming material are strict and accurate and are based on the human experience and on the technology of the equipment. Experience and technology, indeed, keep step with each other in this company that has turned them into the basis of Quality, safety and reliability of the product.

The productive process is planned in such a way as to develop the production without waste of time and of resources.
Along the production lines and during the production itself systematic controls are carried out to ensure the utmost quality of each piece.

Last, the logistics that has been set up is able to deal with the orders in an accurate and timely way. All this, has allowed Metra S.p.A. to obtain the certification of BVQI (Bureau Veritas Quality International) for the company quality system in conformity with the norms UNI EN ISO 9001:2000, on the supply of stators and rotor packs, with and without shaft.

The accomplishment of this target is for Metra S.p.A. not only an aim but the beginning of a further stage of improvement of the quality both of the company and of the product.