Vintage Sheaffer Fineline R15 Thick Leads Lot Of 10 (6 Red / 4 Black) Used

Definitely a used lot with some missing from each possibly. Unsure of how many are supposed to be in each so some may be full while others may be missing some. Please see pictures for best idea on quantity for this lot. This is a lot of 10 packs with 6 being red lead and 4 being black lead. All containers are in good condition. Comes with box shown in photos which is slightly damaged from storage and use over the years. See pictures. Box is specific to r15-19c Lot of 10 only 6 red packs used 4 black packs used Please ask any questions prior to purchase