Schaeffler has introduced the line of INA steel stainless steel radial insert ball bearings (RIBBs) designed specifically to ...

Turning an used ball bearing into a nice ring with some very basic machining on the metal lathe. I got the habit to keep all ...

To some clockmakers, this is a shame, as the escapement can be an elegant and mesmerizing piece of machinery, so [Brett] brought his rolling ball escapement to the exterior of this custom clock.