Acco #2 Solid Brass Washers 1/2" Diameter 400 Count Bulk Pack for Prong Paper File Fasteners, Fits #5-#9, 1.25" to 4" 400 Pieces Go to amazon.com Related posts Top 11 best brass fasteners 1/2 2022 DescriptionAcco #2 Solid Brass Washers 1/2" Diameter 400 Count Bulk Pack for Prong Paper File Fasteners, Fits #5-#9, 1.25" to 4" 400 Pieces