Pack of 10-Bergeon 30080-0.50mm Screwdriver Blades

Genuine Swiss Made Bergeon 30080-0.50 mm diameter single ended set screw type screwdriver blades to fit the most popular Bergeon set screw type screwdrivers.  Sold in a pack of 10. 
These are the original steel blades, not the more recently developed stainless steel blades.  
Replacement blades for the 30080 type screwdrivers sold individually and in sets 5970 and 3044-A