rings Switzerland

International Orientation – Swiss Expertise - WIB is a Swiss company founded in 1961, based in the Canton of Fribourg. We specialize in the planning and manufacturing of precision ball bearings. The company is certified according to ISO 9001 and ISO 14001. Approximately 90% of our production is exported to over 30 countries worldwide. More than half of our revenue comes from custom bearings, tailo...

... drawings, a simple h6 guide shaft, or other special tolerances. SFERAX shafts can be used in a variety of applications that are not necessarily related to bearings, such as guide columns, piston rods, rings, etc. One of our strengths also lies in the available heat treatments. Whether you need surface-hardened, through-hardened, case-hardened, nitrided, Tenifer nitriding, or another surface treatment, we offer you a wide range of products.

For three generations, we have been a European reference in diamond purchases and investments. We are established in the main diamond trading centers: Antwerp, London, New York, and Tel Aviv. We rely on independent gemological laboratories to certify, appraise, and guarantee our diamonds while adhering to the Kimberley Process*. We specialize in certified diamonds. The best guarantee of your diamo...