Fafnir Vintage Fafnir Ball Bearing Pin

Vintage Fafnir 33KDD3 C1 Radial/Deep Groove Ball Bearing 33KDD3 C1 Radial/Deep Groove Ball Bearing This is a pin made from a Fafnir Ball bearing. I admit I didn't have any luck searching for this as jewelry, and was confused as it's so clearly marked!