Before consignment and shipment all the balls are checked using specific measuring instruments whereby then issued a control release order which once again further avoids the possibility of defective or non conforming pieces leaving the premisis. 

Special tests are made around the holding area of the ball using custom made seats in order to ascertain no possibility of leakages.

Where specific superficial treatments are required: i.e. nickel plating, chroming, tungsten carbide, Liviero Lino use the services of qualified, experienced outside workshops that can guarantee and conform to Liviero’s highest requisits.