50 Sterling Silver Eye Pins 925 Silver Loop Eyepins Wire 0.5mm 0.6mm 0.7mm

This happens during the production process. The main reason is that the module is too small for stamping 925 or 990. What is Sterling Silver . (1) Wire Thickness: 0.5mm(24 gauge), 0.6mm(22.5 gauge), 0.7mm(21 gauge).

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