NDC Upholstery Nails or Tacks 7/16" - Antique Bronze Finish - 100 Pack Go to amazon.com Related posts 15 best upholstery tacks copper for 2022 FeatureHead Size is 7/16" (11mm) Shank Length is 5/8" (17mm)Professional Quality Heavy Duty NailsElectroplate Finish on Steel DescriptionDIY crafts people will appreciate working with these professional quality nails.