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This video shows the whole manufacturing process of the PROSINO Borgosesia Rings, from the best quality raw materials to the final product.Since 1946, Prosino with its brand “BORGOSESIA RINGS”, produces exclusively in Italy its complete product line that has been worldwide appreciated in the last six decades.

This article illustrates the features that make the difference between a common spinning ring from a premium quality component.

In this interview Dr Pietro Prosino, Director at PROSINO SRL, explains how the production of high precision bearing rings requires a special production process and expertise, and describes  the most commonly used materials for bearings.