10pcs Wire Dia 0.6mm 0.7mm 0.8mm Open Hook Tension Spring Pullback Spring Coil Extension Spring Draught Spring OD 5 6 7 8 10mm

10pcs Wire Dia 0.6mm 0.7mm 0.8mm Open Hook Tension Spring Pullback Spring Coil Extension Spring Draught Spring OD 5 6 7 8 10mm

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