100/200pcs Blank Bad Pin Button Maker Parts Metal DIY Button Material Supplies Reflective Back For Button Maker Machine Round ,Efficient and Precise

Material: metal Size: 7.5cm , 5.8cm , 5cm , 4.4cm , 4.4cm , 3.7cm , 3.7cm , 3.2cm Color: silver Shape: round Quantity: 100/200PCS