10Pcs/Lot 0.5mm/0.6mm/0.7mm Micro Small Compression Spring OD 4-12mm Length 5mm to 50mm Surgical Tools&Electronics Repair

10Pcs/Lot 0.5mm/0.6mm/0.7mm Micro Small Compression Spring OD 4-12mm Length 5mm to 50mm Surgical Tools&Electronics Repair

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