Vintage Swingline Staples SF13 1/4" 10000 #13 Office Stapler MADE IN USA!! This staple gun staples is perfect for your business and industrial needs. It is made of steel with a metallic finish and has a flat head style. The staple gun staples is 1/4" in size and comes in a pack of 10,000. The unit quantity is 5000-1 row and it is suitable for use with Swingline staples.