Insulation Pins, Hangers, Perforated or Self-Stick and Perf pin Hanger Adhesive | eBay
30 PCS Push Pin Picture Hooks, Push Pin Hangers, Decorative Push Pins for Wall Hanging, Thumb Tacks for Hanging, Bulletin Board Hooks (Silver & Gold & Black) - Amazon.com
Very big Hanger Pin made of Copper. Designed by Oskar Zieta. | Contemporum.
100Pcs Traceless Photo Hook Invisible Concrete Nail Push Pin Hangers Photo Frame Hangers Hard Wall Hook - AliExpress
30 Pieces Metal Push Pin Hangers Pin Wall Hooks Picture Hanging Pin Picture Nails Frame Oil Painting Hooks on Wooden or Fabric Wall for Home or Office (Black) - Amazon.com