HooAMI 20pcs Silver Tone Round Pendant Trays Pendant Blanks Cameo Bezel Settings Photo Jewelry - Custom Jewelry Making - Fit for 8mm Material: 304 Stainless Steel;Features:durable,fadeless Color:Dull Silver Tone Package Includes:20pcs Outside diameter:10mm( 3/8");Thickness:1.7mm;Hole Size:2.5mm;Fit for 8mm; These durable pendant trays are great for cameo pendants, photo jewelry, resin, crafts, custom jewelry, and many other uses.