Officemate International Corp. 99814 Roundhead Fastener, 1" Shank, 3/8" Head, Brass Plated Sold as 100/BX. Round head fasteners feature stiff shanks and sharp points. Use fasteners to easily pierce several sheets of paper without the help of a punch or press. Leaves or tines of the legs are then separated and bent over to secure the papers. Fasteners make securing and customizing documents easier.