20pc - Stainless Steel Teardrop Hand Stamping Blank by HDSupplies - 18x10mm - 18 Gauge Material: stainless steel Size: 18x10mm diameter; Hole size: 1mm Thickness: 18g (1mm) Color: dull silver tone (not silver plated) HDSupplies Brand; The only seller authorized to sell this brands products is HDSupplies. To insure high quality with quick USA shipping, order only from HDSupplies. This brand ships only from the USA.