Geissle uses an EDM wire cutting machine for the engagement surfaces.
That eliminates the rough craters & ridges on critical surfaces that you get when using an abrasive or toothed saw, eliminating the need for a secondary polishing of the contact areas.
That eliminates the rough craters & ridges on critical surfaces that you get when using an abrasive or toothed saw, eliminating the need for a secondary polishing of the contact areas.