Vogelsang Fastener Solutions is a world-wide leading manufacturer of formed metal parts and one of the world's largest producer of spring pins. (Rollpins® both slotted and coiled). Tension Bushing and tubular spacers. We have manufacturing plants in the United States, Germany, Czech Republic, and Grance. Designers and engineers have long recognized the high level of Vogelsang's metal forming technology. Customers have come to depend upon our technological concepts, innocative capability, and the consistent high quality of our precision springs pins. Tension Bushings, tubular spacers and other formed metal products.