Housweety 100 Silver Tone Brooch Back Pins Findings 20x5mm(3/4"x1/4") Material:Alloy(Lead ,Nickel and Cadmium Free) Size: Approx:20x5mm(3/4"x1/4"); Hole size:2.3mm Color:dull silver tone(not silver plated) Quantity:100PCs These are perfect for making pins, name badges and similar craft items