sourcing map Frame Turn Button, 4/5" Metal Flat with Screws for Hanging Pictures, Photos, Drawings and Posters, 100 Pcs (Silver Tone)
 
[SIZE]: 0.83" (21mm) in length, 0.31" (8mm) in width, 0.02" (0.5mm) in thicknes; Mounting Hole Diameter: 3mm / 0.12"
 
X0012H6V79